More comfortable moving staircases for tubes & Useful gadget for bus and tube

More comfortable moving staircases for tubes  & Useful gadget for bus and tube - pen and ink

Museum Number

SH306

Date

1941 (Date Published)

Medium

pen and ink

Decade

1940s

Exhibition

Description

How to Build a New World, p86 (More comfortable…), p43 (Useful…)

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