WIA GC/10302
Warburg, Aby to Mestern, H. 17/12/1905
apologies for not attending a club meeting
WIA GC/1729
Mestern, H. to Warburg, Aby 05/12/1905
invites him to attend the next meeting of the club
WIA GC/28563
Öffenliche Bücherhalle Eppendorf to Warburg, Aby 1913
appeal for funding a public library, to be situated in the communal baths, Eppendorf; the...