Model MU-1

1926, model MU-1, radio receiver manufactured by A.H. Grebe Radio Company, Richmond Hill, New York, USA.  It is a synchronize receiver TRF battery operated with a 5 valve line up.  The style is a box table mantle, wooden case construction.  Dimensions (HWD) 230mm x 575mm x 330mm. 
ID No. 48