Sentinel - Model 10 - Reel Recorder - Original Service Manual -1955

Pentron - Model CT-1 - Reel Recorder - Original Service Manual -1955

Ampro - Model 757/757-A - Reel Recorder - Original Service Manual -1955

Bell & Howell - Model 350 - Reel Recorder - Original Service Manual -1955

Bell & Howell - Model 355 - Reel Recorder - Original Service Manual -1955

Pentron- Model CT-1 - Reel Recorder - Original Service Manual - 1955

Penneys - Model 6217 Reel Recorder - Original Service Manual

Magnecord - Model -F-35B - Reel Recorder - Original Service Manual -1957