Callsign Area Changes After the War

I never realized that the ham radio call areas changed until I saw this pre-war map:

source: https://www.qcwa.org/w0gfq01-sk.jpg

BTW, W9GFR the next fellow in the 1929 callbook:

after the famous Leo Meyerson W9GFQ (later W0GFQ) was a fellow named Myron E. Kluge whose company was mentioned in a previous blog post:

https://wb9kzy.blogspot.com/2023/05/california-kluge.html

Best Regards,
Chuck, WB9KZY
http://wb9kzy.com/ham.htm