Item no. P175b (postcard)
Type: postcard
Country: Austria
Date of use: 21 January 1908
Business stationery (postcard, back of) used by the company ELFR. BIRNBAUM of Hirschberg (Austria), Manufacturer Of Mechanical Apparatus. The postcard was addressed to V. AVRIL Optische Glasfabrik (Optical Glass Works) in Zabern (Germany).