Caesarさんのイラストまとめ

In the 1960s, Americans envisioned future weapons. Various mobile SPHs.

Some American planned SPAAGs during the Cold War based on M-551 light tank & Bradley IFV

Soviet СУ-30/31/32 SU-30/31/32 truck mounted howitzer in 1930's.

American planned Landing Craft Utility-Folding（LCU-F）

Equipped with AimLock, each American soldier becomes a sharpshooter, it automatically recognizes, targets and corrects errors, and Israel has a similar system called "dagger".

The Italian Grillo torpedo boat with tracks,it can climb over the torpedo net to attack coastal targets.

During the WWII, the Japanese Imperial Army in China lacked tanks. They used the bicycle and plywood to make the Type 98 tank "Hana" / Flower, which quickly became garbage after fighting the Soviet Army.

American Vought HVM (Hypervelocity Missile) in 1980's.

German Lippisch Gleiter Bombenflugzeug (GB) Single-Seat Dive Bomber design

British experimental A/T1* amphibious tank with 40mm cannon in 1942