I am looking for a schematic for my OLD gutar amp, chassic # 185-12030, I have not even been able to find this model # anywhere. IS this the only one?

:
:I am looking for a schematic for my OLD gutar amp, chassic # 185-12030, I have not even been able to find this model # anywhere. IS this the only one?

I am looking for the same thing. Have you had any luck?
Jeff