A Jane's visual survey of the Royal Navy from 1932 to 1939 supplies an especially useful collection of photographs. The source list also includes books on warship camouflage and Second World War cruisers and submarines. Cruisers of World War II: An International Encyclopedia provided the initial organizing framework, though the episode disputes some of its interpretations. Norman Friedman's British Cruisers: Two World Wars and After is central to the research base. Together, these books lead into photographs, reference tables, and broader cruiser history.
Notable Point · 26:04-27:14
Books behind the D-class overview
The closing source slide identifies visual, technical, and historical references for readers who want to pursue D-class cruiser design in greater depth.