Not 1930´s European as per description, but an interesting example of a WW2 US Army Overcoat that has been dyed reddish brown for post-war civilian wear:
http://www.ebay.com/itm/1930s-vinta...er-heavy-wool-brown-belted-back-/261426434735
http://www.ebay.com/itm/1930s-vinta...er-heavy-wool-brown-belted-back-/261426434735