Why some warship propeller shafts are hollow
Weight, structural behaviour, and control links for controllable-pitch propellers can all favour a hollow shaft.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
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The Royal Navy's carrier force and construction pipeline in 1939
A rapid inventory separates carriers already serving in 1939 from the ships moving through Britain's construction pipeline.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Dreadnought, Satsuma, and South Carolina in chronological context
Dates and armament layouts correct the claim that Satsuma and South Carolina straightforwardly preceded HMS Dreadnought.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Respectful disagreement in historical debate
Respectful replies to historical objections let other readers compare the arguments and reach their own conclusions.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Could Baltic operations coexist with bombardment off Belgium?
Fleet size, refit speed and older ships could support separate Baltic and coastal tasks after a decisive British victory.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Testing a historical argument against its strongest objections
A practical historical method builds the case against a conclusion before deciding how confidently to defend it.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Why a warship's true maximum speed is elusive
Official speed, intended design speed, and the speed obtained in a wartime emergency can be different figures.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
How a commando raid alongside Doolittle could alter Japanese priorities
A successful submarine-borne raid alongside the Doolittle attack could prompt an earlier diversion of troops from Manchuria to Japan.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
When weather rivals the enemy at sea
The Arctic convoys and Falklands War illustrate how weather can damage ships and constrain operations as much as enemy action.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Duke of York and the Home Fleet's manpower crisis
Personnel shortages and neglected equipment left Duke of York immobilised before a 1948 refit restored more of her capability.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Duke of York's final western Atlantic cruise and a disputed crew transfer
A long Atlantic deployment ended with a manpower proposal that would have denied 145 sailors their Christmas leave.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Exercise Sunrise exposes carrier limits in bad weather
A 1948 convoy exercise forced the cancellation of a carrier strike when most embarked aircraft could barely fly.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Atomic-bomb dispersal competes with anti-submarine protection
Exercise Sunrise tested how widely major ships could disperse against atomic attack while preserving an effective submarine screen.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Anson and Howe train the fleet under fuel and manpower restrictions
Postwar battleships supported exercises and refuelled destroyers even while crews, ammunition, and fuel were tightly constrained.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Exercise Verity brings Western Union navies together
Anson joined a 1949 multinational exercise that linked postwar battleship service with Western Union defence cooperation.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
An Italian carrier in 1941 would need a protected route to completion
The hypothetical carrier's construction site and vulnerability to British attack matter before its battlefield effect can be assessed.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
An atomic-free counterfactual starts with Japan and Soviet supply limits
Removing atomic weapons changes the strategic scenario, while the argument still places a practical limit on Soviet advances through logistics.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
The missed opportunity for a common improved British 15-inch gun
Choosing an improved 15-inch weapon for Nelson and Rodney could have supported a common gun upgrade across older British capital ships.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Two Lexington battlecruisers could guard fast carrier groups
The proposed advantage of completing Lexington battlecruisers was a fast gun escort capable of protecting carriers from cruisers.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
How propulsion technology separated battlecruisers from fast battleships
Mission and machinery weight explain the transition from cruiser-killing battlecruisers to fast battleships able to fight the battle line.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
A separate treaty category would need a battlecruiser benchmark
A treaty distinction between battleships and cruiser-hunting battlecruisers would depend on whether Hood or Renown supplied the model.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
German carriers on a Scharnhorst pattern could accelerate British building
A faster German programme of carriers and capital ships would probably increase British construction while leaving the KGV gun choice intact.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
A 1930s American battlecruiser would be designed for fast carrier groups
The hypothetical design starts with roughly thirty-six knots and the requirement to keep company with carriers.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
A Franco-Italian naval war depends partly on French carrier timing
Italy is tentatively favoured in the scenario, with a major qualification over whether France has completed its Joffre carriers.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Waiting to counterattack as a questionable lesson from World War I
The criticism questions a plan built around digging in and waiting for the Germans before launching a counterattack.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Early gas turbines and the machinery weight of British warships
A hypothetical 1920s gas-turbine programme could affect destroyers first and free machinery weight and space in capital-ship refits.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
A twin-engine F-35 would raise difficult balancing problems
The tentative assessment is probably, with engine balancing identified as the main complication.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Submarine escape training as a test of pressure and nerve
A reading from Richard Humphreys's Under Pressure describes the physical and psychological demands of free-ascent training.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
What a Japanese victory at Attu would provoke
A Japanese relief victory at Attu would delay the campaign before a larger American force returned.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Earlier Alaskas versus Lexington battlecruisers alongside carriers
Earlier Alaska-class cruisers offered technical advantages, while completed Lexington battlecruisers could share machinery and facilities with their carrier sisters.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
British aircraft requirements behind the Dauntless comparison
The Dauntless comparison tests aircraft against British night-attack and torpedo requirements, with uncertainty over the airframe being discussed.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Would Centaurs have replaced the earlier light fleet carriers?
A Centaur replacement programme was possible, while Audacious and Malta fleet carriers remained the intended long-term priority.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Why destroyers still matter in UAD fleet battles
Destroyer torpedoes offer a reason to keep small ships involved in UAD fleet actions despite their fragility.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
When could early gas turbines have reached Hood?
Early gas turbines could reshape Nelson and Rodney at construction before reaching Hood in a more attractive 1930s reconstruction.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Could Japanese surface ships reach the Americans in gun range?
The interception depends on where the Japanese ships were and whether they acted immediately on the American position report.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Why the TBD Devastator aged so quickly
Three- to four-year aircraft generations explain how the TBD Devastator became obsolete so quickly.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Did fleet destroyers use high- and low-pressure turbines?
High- and low-pressure turbine arrangements were common in fleet destroyers.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Which battleships were probably the tallest
Yamato and Musashi were probably the tallest battleships, depending on the measurement used.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Eric Brown as a source on operating Corsairs from carriers
Brown's direct testing experience makes his naval-aircraft writing a suggested source on the Fleet Air Arm's Corsair work.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Preparing the British Pacific Fleet's Sakishima strikes
Fleet rotation, refuelling, radar positioning and rescue cover supported the British Pacific Fleet's effort to keep Japanese airfields unusable.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Miyako bombardment: gunfire, spotting and the return to the carriers
The 4 May bombardment of Miyako shows how battleships and cruisers coordinated airburst fire, spotting and ammunition expenditure before carrier attacks forced an early return.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Testing hypothetical gas-turbine machinery in cruisers first
A cruiser test programme would probably precede fitting hypothetical 1920s gas-turbine machinery to battleships.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Fleet Air Arm aircraft: ageing designs and a failed concept
The Roc's failed concept differed from the ageing Sea Gladiator and Swordfish, while procurement compromises and delayed replacements complicated the Fleet Air Arm's position.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Why dividing the High Seas Fleet could have destabilised naval treaties
Distributing surrendered German warships among the Allies would have changed fleet quality and made treaty bargaining far harder.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
How an earlier Barracuda could change British carrier strikes
An earlier Barracuda could improve strike survivability, provided it retained British torpedo-delivery requirements and continued to develop after entering service.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Baltic naval stores as a British strategic vulnerability
British fear during the Revolutionary and Napoleonic Wars centred on both fleet unrest and the possible loss of Baltic shipbuilding supplies.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
How Barracuda delays produced the Albacore stopgap
Repeated engine changes delayed the Fairey Barracuda and forced the Fleet Air Arm to field the Albacore as an interim torpedo bomber.
From Bruships 119: Cool Books - but they're definitely a Mixture ·
Churchill's naval advocacy under European-war priorities
A criticism of Churchill's Admiralty leadership distinguishes enthusiasm for naval affairs from listening to advice and defending naval requirements.
From Bruships 119: Cool Books - but they're definitely a Mixture ·