this is a vintage Whitmee Coffee Roaster which was made in the 1920's; it has 4 x 400g barrels; the 4 x cogs are belt driven, and runs on bottled gas:
Attachment 1
click the image to enlarge...
Attachment 2
Attachment 3
Attachment 4
https://youtu.be/9JF1FvHkLd0?si=K29agbG4p5asCprL
more photos on request!
