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Detective disc recording machine, 1892

1892

GRUNDIG STENORETTE `M' Dictating Machine, made in UK by Grundig (Great Britain) Ltd, Serial no. 209165, complete with dust cover, foot switch, microphone and earphones

Stenorette 'M' dictating machine

1955

Disc recording machine, c. 1939.

Disc recording machine, c. 1939.

1939

Analogue recording machine by Prakla Seismos, Hannover, mid 1960s, for recording seismic data

Analogue Recording Machine by Prakla Seismos

1962-1967

Zellwegen Uster recording machine, possibly to measure evenness within textile samples.

Evenness recording machine

circa 1960s