The map sheet to which the appendices belong:

11820762 @ Plany miast - Europa środkowa | map file: Wegweiser_KOENIGSBERG_Pr._15K_1928_kpbc_M-281.jpg file size: 8093294 (7.7 MB) sheet number: Królewiec map sheet scale 1:15000 sheet title: Wegweiser KÖNIGSBERG Pr. publication year: 1928 scan resolution: 300 dpi scan colors: rgb file added: 2020-09-19

The appendices:

Appendix 1 (id 1760784) :
file nameWegweiser_KOENIGSBERG_Pr._15K_1928verso_kpbc_M-281.jpg
file size5260768 (5.0 MB)
appendix titleWegweiser KÖNIGSBERG Pr. - verso (Strassen u. Plätze)
annotation[KURZER WEGWEISER KÖNIGSBERG PR.]
publication year1928
entry edited2020-09-19 21:43:50
file added2020-09-19
Appendix 2 (id 1760787) :
file nameWegweiser_KOENIGSBERG_Pr._15K_1928_kpbc_M-281.pdf
file size12593208 (12.0 MB)
appendix titleWEGWEISER KÖNIGSBERG PR. (covers)
publication year1928
entry edited2020-09-19 21:50:15
file added2020-09-19