Duske Nuts & Bolts - modelling reference books
Military modelling reference book which are usually softcover A4 format with that include both English and German text and includes many b&w wartime photos and colour walk around shots of preserved museum vehicles as well as numerous 1:35 plans and colour profile drawings.
Model Graphix
Produce the superb Achtung Panzer and Aero Detail series of modelling reference books. These excellent series from Japan have been an invaluable resource for armour and aircraft modellers for years.