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Northrop, E. B.; Chittenden, H. A., Jr. (ed.) / The Wisconsin lumberman, devoted to the lumbering interests of the northwest
(July, 1874)

Yale Lock Manufacturing Company. Progress of the manufacture of locks and of bronze ornamental hardware--description of one of New England's leading manufactures,   pp. 377-386 PDF (3.1 MB)


Page 382


2Ae Wweonan Lumberman.
YATE DEPOSIT LOCK.
of a dozen each, and the locks are ready
for shipment. .
The company makes a specialty of
the manufacture of
BURGLAR PROOF BANK AuN SAFE LOCKS,
the most important of which is
that known as the Yale double dial
lock, illustrated herewith, the dis-
tinctive feature of which is the double
principle, whereby one bolt, common to-
both, is controlled by either of two en-
tirely independent locks, which may be
set on different combinations, thus af-
fording access to two different persons,
and avoiding the danger of being " lock-
ed ont," the great trouble hitherto aris-
ing from combination locks. Each dial
operates a distinct four tumbler loek,
IMPROVED MAIILNG TABLE,
S
382


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