Engraving depicting Bell & Tainter's Graphophone. A recording was made by speaking into a mouthpiece while turning the wax cylinder by a treadle, as in a sewing machine. With an earpiece attachment on the stylus the cylinders could be played back for audio typing. Dated 19th century

px px dpi = cm x cm = MB
Details

Creative#:

TOP25303599

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

No

Property Release:

No

Right to Privacy:

No

Same folder images:

Same folder images