1960A Marshall slant cab from the late 70's. Has 3 G12M Celestion Blackbacks, each from 1977. 4th speaker is a Roland Cube 60 Replacement Speaker (made between '79 and 84). Speakers work and sound great.

Also selling as part of a half-stack -

https://www.ebay.com/itm/404801974735

In combination with this head:

https://www.ebay.com/itm/404801044322