Original NOS SAMS PHOTOFACT manual 509/15 Stromberg stereo preamp and mono amp.

Mint new condition never used, tight spine crease, no soil, no crease, no notes, ....

Paper is slightly toned from age though quite white.

Straight edges, square corners, no creases, ...

New old stock.

8 pages of schematic, resistance chart, chassis photos, alignment, dial string routing, parts list w locator,...

This is the info repairmen of the era and of today depend on.

SHIPS FLAT in full manila envelope w supportive cardboard, not folded up for cheaper shipping.

Normally ships the next day USPS insured, not media mail.