Video
Bruships 37: New Books & Some More Transactions of the Institute of Naval Architects
Study Bruships 37: New Books & Some More Transactions of the Institute of Naval Architects, a Dr. Alex Clarke video from 14 Feb 2021, with 73 time notes. Topics include Live Q&A, Naval Architecture, Naval History Books.
Time notes
- 19:00Reginald Bacon's history of the Dover PatrolChapter
Bacon's own history explains the Dover Patrol's protection of Channel traffic, Belgian-coast operations, and support for the Allied army.
- 20:47QuestionWas the 27 December 1941 PBY raid on Jolo the first offensive American action of the war?AnswerQ&A
Probably, unless earlier patrols are counted as offensive rather than defensive activity.
- 30:30How ships communicated visually before radioChapter
What Ship, Where Bound surveys visual communication at sea, including commercial codes, shore stations, and misunderstandings in battle.
- 34:26How Lloyd's shore stations routed ships before radioNotable Point
Visual signals linked ships at sea to the telegraph network, letting owners monitor voyages and change a ship's destination near Britain.
- 38:24Phonetic alphabets and a possible second meaning of 'Nuts'Notable Point
Comparing historical alphabets suggests a possible link between the signal word for N and McAuliffe's 'Nuts' reply, while leaving his intention uncertain.
- 41:32Tracing Royal Navy names across centuriesChapter
Ship-name histories distinguish successive vessels, rebuilds, renamed ships, and cancelled designs across centuries of Royal Navy service.
- 42:15Why two 32-gun ships could have different fighting powerNotable Point
Royal Navy rating tables distinguish large and common 32-gun ships because the same gun count could conceal different armament.
- 44:38Why reliable signals still need clear ordersNotable Point
A communication system can transmit a poor instruction reliably, leaving defects in the message even after the signalling method improves.
- 51:50Enterprise from captured warship to survey shipNotable Point
The Enterprise entries link a captured French ship, an E-class cruiser, and later survey vessels.
- 52:56Exeter's name history includes a cancelled frigateNotable Point
Exeter's succession runs through sailing warships, a wartime cruiser, an unbuilt frigate, and a Type 42 destroyer.
- 57:02What the Warspite name implies for a new SSBNNotable Point
The Warspite name prompts a joke about an independent-minded deterrent submarine and a hypothetical test of what would make an SSBN revolutionary.
- 58:14QuestionDoes the book also cover Commonwealth naval ships?AnswerQ&A
Yes. It includes many Canadian and Australian ships and some Royal Indian Navy vessels.
- 1:09:30Industrial foundations of American wartime shipbuildingChapter
Warship Builders links American wartime output to interwar industrial preparation and contrasts it with the Type XXI program's production failures.
- 1:11:14Why Type XXI modular production failedChapter
Design churn, bad tolerances, late components, and weak quality control turned the Type XXI program's promised mass production into prolonged rework.
- 1:25:03Labor relations and housing behind wartime shipyardsChapter
Federal plant seizures, union disputes, overcrowded housing, and worker transport reveal the social infrastructure required to sustain American ship production.
- 1:29:36Liberty Factory and mass-produced merchant shipsChapter
Liberty Factory illustrates how Kaiser yards organized large-scale Liberty ship, Victory ship, and T2 tanker production.
- 1:31:03Building a foundation in wartime shipbuildingNotable Point
Pairing an analytical industrial history with a richly illustrated yard study gives readers a strong foundation in American wartime shipbuilding.
- 1:34:24QuestionHow did American shipyard workers commute twenty to sixty miles when civilian tires were scarce?AnswerQ&A
They relied on trains, public transport, and dedicated shipyard buses, with little margin for missing the scheduled ride.
- 1:35:27Four shipyards and the T2 tanker production programmeNotable Point
Four yards produced 533 T2 tankers, with Swan Island developing particular efficiency through specialization.
- 1:37:02How an airport became Swan Island's shipyard siteNotable Point
Port dredging created the land, and the airport's relocation made it available for emergency shipbuilding.
- 1:39:01How Swan Island organized tanker prefabricationNotable Point
Large prefabricated sections and a defined assembly sequence moved tankers through construction, fitting out, and trials.
- 1:44:49QuestionHow would the Ise, Fuso, and Nagato classes fare against the Queen Elizabeth class, all as built, both one-on-one and as fleets?AnswerQ&A
Nagato probably has the edge one-on-one. Six Japanese ships are favoured in daylight, while the British could win a close night action if they fire first and quickly defeat the weaker ships.
- 1:52:26The 1919 naval architects' record of the wartime fleetsChapter
The 1919 Transactions preserve fleet inventories, boiler data, and Philip Watts's account of the ships available in August 1914.
- 1:54:38QuestionWould the Japanese-versus-Queen-Elizabeth fleet action realistically come down to who landed a lucky shot first?AnswerQ&A
A lucky hit could decide it, but Japanese numbers and 16-inch guns make that hit more likely in daylight despite formation-speed limits.
- 1:57:56QuestionDid the Royal Navy consider a Nelson-class battlecruiser with six guns, greater speed, and aviation space?AnswerQ&A
Not seriously; treaty tonnage forced a speed-or-armor choice, and British designers were likely to choose armor.
- 2:02:33QuestionAre the listed boiler figures operational pressures or hydraulic-test pressures?AnswerQ&A
They are operational working pressures; the hydraulic test would normally be performed at a higher pressure.
- 2:03:03QuestionWere most British admirals former destroyer officers?AnswerQ&A
That proportion is doubtful, but destroyer service gave officers early experience commanding several ships and a dedicated route into flag rank.
- 2:10:24How the Royal Navy organized its fleets in August 1914Chapter
The 1919 Transactions turn a ship list into a map of battle squadrons, cruiser forces, flotillas, overseas stations, and their attached support vessels.
- 2:12:24QuestionWhat was distinctive about Swedish naval designs in the first half of the twentieth century?AnswerQ&A
Their coastal-defense ships packed armor and heavy guns into short-range vessels that deterred close blockade and attacks near Swedish waters.
- 2:13:29QuestionWhy did Royal Navy battle squadrons have light cruisers attached to them?AnswerQ&A
They scouted and relayed visual signals across the battle formation.
- 2:14:03QuestionWould Sweden have defeated Norway at sea in 1905?AnswerQ&A
Sweden is favoured, but the relative importance of ship design, fighting qualities, and Norwegian command remains uncertain.
- 2:15:28QuestionHow can coastal battleships defend a country against naval coercion?AnswerQ&A
They force a stronger fleet to risk expensive ships near the coast without creating an equivalent threat to its own home waters.
- 2:21:07Courageous and Glorious against lighter ships in narrow watersNotable Point
The original armament of Courageous and Glorious suggests a role against cruisers and destroyers in restricted waters.
- 2:22:54QuestionWhat exactly is a coastal battleship?AnswerQ&A
A short-range, slow, heavily armed and armoured ship built to deter stronger fleets near its own coast.
- 2:30:14Hood's original armament, protection, and machineryChapter
Hood's initial design combined high speed and small-tube boilers with protection comparable to Tiger, before the changes prompted by Jutland.
- 2:34:02How Jutland changed Hood's protection and gunsNotable Point
Post-Jutland revisions increased Hood's armour, improved flash precautions, and raised gun elevation at a substantial displacement cost.
- 2:43:13British naval architects inspect SMS BadenChapter
A British technical paper examines Baden's dimensions, structural practice, protection, and organization for underwater damage control.
- 2:47:20How Baden coordinated underwater damage controlNotable Point
Flooding information, communications, and delegated authority helped Baden's damage-control officer coordinate action below decks.
- 2:49:52QuestionWould the Royal Navy have been better off using R-class tonnage for more cruisers?AnswerQ&A
Better battleships were preferable; faster, modernized R-class ships could still have served usefully as carrier escorts.
- 2:53:10QuestionWas salvaging the German fleet mainly an intelligence operation or a way to recover scrap and clear the anchorage?AnswerQ&A
Scrap recovery and clearing the anchorage were the main purposes identified.
- 2:55:26QuestionShould current Royal Navy warships carry twin 4.5-inch turrets, or at least one such mount?AnswerQ&A
Yes; peer combat and naval gunfire support reward greater sustained high-explosive firepower.
- 2:56:45QuestionWhy did Royal Navy warships move away from 40 mm guns?AnswerQ&A
Planners expected the future to belong to missiles.
- 2:58:11QuestionWill Canada receive its new frigates, and why is the program expected to take so long?AnswerQ&A
Yes, but rebuilding yard capacity and skills around a complex design makes a long schedule likely.
- 3:00:38QuestionWhy did the Royal Navy adopt the 4.5-inch gun?AnswerQ&A
It was a compromise between four-inch high-angle and 4.7-inch naval guns, developed as a useful dual-purpose caliber.
- 3:01:44QuestionWould a 40 mm close-in gun be useful on modern warships?AnswerQ&A
Yes; a programmable-shell 40 mm development of the proposed 35 mm Gatling Phalanx concept would be useful.
- 3:03:37Why a continuous shipbuilding drumbeat mattersNotable Point
Maintaining two escort-building yards preserves skills, supports exports, shortens schedules, and can reduce unit costs.
- 3:06:40QuestionIf Hood's sisters Howe, Rodney, and Anson had been built, what would Nelson's sister have been called?AnswerQ&A
The sisters might have become carriers or altered treaty totals; a later pair could plausibly be Nelson and Collingwood.
- 3:08:43QuestionWill Type 26 receive all of its intended weapons?AnswerQ&A
Probably, because a credible heavy presence role requires the intended equipment.
- 3:11:59QuestionWhy did the United States and Britain move warship design from in-house naval organizations to private contractors?AnswerQ&A
Cost and shared commercial capacity drove the change, but specialized warship firms often became de facto government-dependent suppliers.
- 3:12:46QuestionShould the Royal Canadian Navy and Royal Australian Navy buy Type 31 as well as Type 26?AnswerQ&A
It makes sense for persistent forward presence, while Type 26 better suits high-end warfighting.
- 3:15:25QuestionWould firing a 155 mm towed artillery piece from a flat deck seriously damage the ship?AnswerQ&A
Not if recoil loads are calculated and the gun is positioned over deck structure thick enough to carry them.
- 3:15:57Define the British Army's mission before buying equipmentNotable Point
The criticism of Boxer procurement concerns the sequence of planning: define the Army's missions and force structure before selecting equipment.
- 3:17:49QuestionIs the Constellation class more like Type 26 or Type 31?AnswerQ&A
It sits between them; the comparison is a spectrum rather than a direct class-for-class match.
- 3:18:26Chinese naval output, quality control, and numbersNotable Point
Large Chinese production runs raise questions about consistent quality control while still giving the fleet a numerical advantage.
- 3:22:06Cammell Laird as a specialist refit yardNotable Point
A joking car-tuning analogy distinguishes initial warship construction from the specialist refit and correction work performed by another yard.
- 3:23:52QuestionWould you rather serve on a Chinese surface ship or a Soviet nuclear submarine?AnswerQ&A
The surface ship, because it offers access to life rafts without the feared radiation exposure aboard a nuclear submarine.
- 3:25:20Adding Mark 41 strike cells to Type 45Notable Point
A proposal for sixteen Mark 41 cells would add SM-3 and Tomahawk to Type 45's air-defence armament.
- 3:25:42QuestionWhat radiation risks are meant in the comparison with Soviet nuclear submarines?AnswerQ&A
Some early boats had reactor and coolant-system problems that could expose crews, and an escape capsule does not resolve a slow leak during operation.
- 3:27:41QuestionWhat are your thoughts on the US Marine Corps littoral strategy?AnswerQ&A
It suits an opening defensive phase, but risks being too small and needs a common amphibious armored vehicle family.
- 3:29:49How the Type 31 contract limits redesign churnNotable Point
A firm Type 31 contract is praised for constraining later political changes to the ship's design.
- 3:30:26QuestionCould Type 45 replace its Sylver A50 launchers with Mark 41?AnswerQ&A
Only with sufficient internal space: strategic-length Mark 41 is comparable to Sylver A70, while A50 is shorter and narrower.
- 3:31:41QuestionIs Constellation's lack of hull-mounted sonar a problem?AnswerQ&A
Not necessarily; carrying a spare towed array helps, though hull sonar offers a useful fallback.
- 3:32:34QuestionWill navies build new ships officially called cruisers again?AnswerQ&A
Probably, because great-power prestige and the need for large command ships favor reviving the designation.
- 3:34:29An expeditionary British force built around brigadesNotable Point
A proposed British force combines armoured and amphibious strike brigades with infantry and parachute formations assigned distinct roles.
- 3:37:10QuestionCould stand-off sensor and drone groups replace towed arrays?AnswerQ&A
Probably eventually, but recurring five-year forecasts make the timing doubtful.
- 3:38:26How command staffing can erase institutional memoryNotable Point
Filling a headquarters only with one commander's allies invites the next leader to purge them, turning strategy into repeated personnel churn.
- 3:39:32Why special forces cannot replace line unitsNotable Point
Elite units excel at narrow high-risk missions but lack the mass to patrol, hold ground, or perform a battalion's routine tasks.
- 3:40:40QuestionHow would a commando strike brigade combine its air-mobile and amphibious elements?AnswerQ&A
Insert a company by helicopter, move follow-on companies in amphibious vehicles, and retain organic support and heavier landing lift.
- 3:42:54QuestionWhat if Chinese equipment is less capable than advertised but works reliably around the clock?AnswerQ&A
That would still be a serious problem: reliable, adequate systems produced in much greater numbers can overwhelm a more capable rival.
- 3:43:29Minesweeping versus stand-off mine countermeasuresNotable Point
Stand-off operations keep the parent vessel farther from mines while remote systems work ahead.
- 3:48:24Reinforcing forward Marines and a secured airfieldNotable Point
Forward Marine battle groups could combine for a brigade operation, while parachute troops secure an airfield for heavier follow-on forces.
- 3:51:40QuestionDoes the Persian defeat against the Greeks show that larger numbers need not win?AnswerQ&A
The later battle is described as much more evenly matched after delay, attrition, and logistical problems reduced the Persian force.
- 3:53:09Red Army morale varied across units and frontsNotable Point
Red Army formations differed in morale and training, so coercion behind the line cannot describe every unit's experience.