DeArmond Amplifier Model R5T/Martin M110T

Extract from 1960 DeArmond Amps Catalog:

R5T instructions:

R5T Schematic:

R5 Vacuum tubes Layout and Serial No. label:

R5T Example 1, Ser. No. L0760: DeArmond R5T amp  (x):

Control panel:

Chassis (3 photos):

DeArmond logo on speaker grille: