How to mend Bell & Howell 642

bottom reel runs to fast?

How do you replace the belt on a Bell & Howell #1421 Super 8 Projector?

Bell & Howell Model 456 Movie Projector?

How can I repair take up reel when it doesn't spin?

How to install belt on Bell & Howell 33ST?

how do I fix a bell and howell sunlight lamp? ?

Bell & Howell projector?

Bell & Howell Autoload 245BA lower sprocket won't turn?

how to troubleshoot my bell howell filmosound 1585?

Old Bell & Howell 8mm projector service center?

replacing a Bell-Howell 1615 Projector belt?

bell and howell filmosound 8 model 458A?

bulb removal?

b bell & howell super 8 won't advance film?

Bell & Howell Filmsound 8 Model 458?

How can I fix my Bell&Howell 8mm multi motion projector?

bell & howell 9mm cine projector?

How do I I replace the worm wheel on my Bell & Howell 644 16mm projector??

compatible projector?

Repairing take-up reel drive shaft rubber wheel/tip - Bell & Howell MX43 ?

Obtaing Repair Manuals?

Parts needed for a Bell & Howell Lumina ll LX20?

How can I fix movie projector Bell & Howell model #456A ?

need lamp for Bell & Howell model 456Z?

B&H 471 loading?

Bell and Howell model 256 projector lenses?

repairing bell and howell 642?

replacing a belt on a bell howell lx30 projector?

Take up reel not turning?

how do I open bell & howell 356a projector to change belt?