J.D. Trennert & Sohn, Altona
Contributed by Roger Black
Contributed by Nick Sherman
Photo(s) by ed on Flickr.
Contributed by Stephen Coles
Photo(s) by Klaus Hiltscher on Flickr.
Contributed by Matthijs Sluiter
Photo(s) by Rakeng on Flickr.
Contributed by John Rice
Photo(s) by Florian Hardwig on Flickr.
Photo(s) by Kunst am Bau / DDR on Flickr.
Photo(s) by dr. shordzi on Flickr.
Photo(s) by altpapiersammler on Flickr.
Photo(s) by Ben Mitchell on Flickr.
Contributed by Florian Hardwig
Photo(s) by Nina Stössinger on Flickr.
Contributed by Tânia Raposo
Contributed by Indra Kupferschmid