Toni Diederich. 1st edition, 1980, published by Greven Verlag, Köln in the series Aus der Kölner Stadtgeschichte.  HB 104 pages. Illustrated throughout in the text with 50 (mostly b/w) and half a dozen or so colour plates.  German text.  158 x 244mm. ISBN 377430176X.  Almost as new with the ex-libris of J S Vogelaar on the ffep.

Seals of the city of Cologne from ca 1100 - 1750.