If you don't need numbers and only want the upper/lowercase then there is a version on dafont.
https://www.dafont.com/blueberry-4.font The S is not a match - the top looks modified or dropped in from another foont. but the peed hop is looking good.
Set in Mean Casat Bold but the tail on the a was modified
I do not believe these are fonts. These type of postcards were hand drawn many decades ago.
None of the repeating capital letters are the same. Therefore, this most likely is not a font. Another font you may consider as a substitute would be Nunito Black
I'm not sure Blondie is a font - however, if it was a project to get out I'd substitute Simply Sweet Script / similar feeling.
NOT THE FONT
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