The 4x10 blackface combo with reverb and tremolo — the blues-club workhorse.
Marks that can be entered for this maker: Serial number (plate), Tube chart sticker, Transformer code, Speaker code, Pot code, Chassis stamp, Circuit code.
Nothing predates 1964; components only push the date later.
Sold-listing reading: fair $1,680, good $2,243, excellent $3,791 USD · 10 sold listings · as of 2026-10-14. Reverb sold-listing pages expose the sale price and the listed condition, but not the exact sale date; asof = measurement date; no Fair/Poor sale observed; fair = lowest sold price in sample
Evidence: Blue Book of Guitar Values — fender · Internet Archive (Wayback Machine) — snapshot of www.ampwares.com · +1 more