Rare Office Chairs By Fritz Hansen, Denmark 1935, set of 2

Rare Office Chairs developed by Fritz Hansen in collaboration with the Danish Working Environment Authority, taking into account the human anatomy and posture during work at a desk. It was approved by the Danish Working Environment Authority and was produced for a long period - until 1957 it was found on the price list.
Backrest adjustable.

This pair is probably produced in the late 1940s og 50s.
Signs of wear consistent with age and use, scratches and some rust from years of use. This gives the chairs a raw industrial look. 

Dimensions:
39 W x 42/50 D x 76,5/85 H cm
Seat height: 48,5 cm