Details
Crystal sets:
a Marconiphone Crystal Junior (PO Reg. 100), with galena crystal, wavelength plate, BBC transfer, instructions and black leathercloth case with G Marconi transfer, MWTCL inset monogram and imprinted Marconiphone name; and a Re-Echo crystal set with enclosed detector and mahogany-stained case with lid (2)
a Marconiphone Crystal Junior (PO Reg. 100), with galena crystal, wavelength plate, BBC transfer, instructions and black leathercloth case with G Marconi transfer, MWTCL inset monogram and imprinted Marconiphone name; and a Re-Echo crystal set with enclosed detector and mahogany-stained case with lid (2)