This is a really interesting little Vibro Champ.  A true 1967 Holiday Special! 
Oxford Blue Label speaker dated 50th week of 1967.

All main features of this amp appears to be ALL-ORIGINAL Oxford Blue Label speaker. RCA rectifier newer JJ 6V6 power tube and (2) Telefunken 12AX7's!
Replaced grounded AC cord.

Mains tranny dates 40th week of 67 and output tranny dates the 27th of '66.

Zero tears in tolex or grille cloth, in Very Good+ condition.

A20926