Vintage 3M Co. Lock Alarm Service Manual/Catalog W/1969 Price List - St. Paul MN

Description

Vintage 1969 3M Brand Lock Alarm Service
3M Company Security Systems, St. Paul, Minnesota
Fully illustrated with detailed instructions on the installation
and service of the 3M Lock Alarm Model #144.
18 pages, printed on one side.
Includes Price List dated October 1,1969.
The manual is in excellent condition with a few light scuffs on the covers and some lightly bruised corners. Except for a few light smudge marks, the inside pages are clean and bright. There are no torn, loose or missing pages.
Please check the pictures for more condition details.
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