SPT Service Notes: September-October 1975

The September-October 1975 issue of the Society of Photo-Technologists Service Notes includes articles on the following:

• Servicing the Polaroid SX-70

• Building an Auto-Collimator

• Yashica YK - Disassembly

• GAF XL-110 - Disassembly

• Applying solvents and lubricants

• Building an Oscilloscope-based shutter tester

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