Diagram or infographic by Douglas Macpherson showing the working of Dr. Lee Forest's 'Phonofilms', by which sounds were reproduced to synchronise with moving pictures on the screen, ushering the advent of 'talkies'.
RMID:Image ID:2M3T4E1
Image details
Contributor:
Chronicle / Alamy Stock PhotoImage ID:
2M3T4E1File size:
65.3 MB (5.7 MB Compressed download)Releases:
Model - no | Property - noDo I need a release?Dimensions:
4033 x 5663 px | 34.1 x 47.9 cm | 13.4 x 18.9 inches | 300dpiDate taken:
5 September 2022Photographer:
ChronicleMore information:
This image could have imperfections as it’s either historical or reportage.