Horn
GLOSS BLACK
|
DESCRIPTION
|
TIME PERIOD
|
AREA/PAGE
|
REVISION
|
|
Horns including inside the horn projector assembly (horn bell) and mounting brackets
|
1928-1931
|
19-1
|
1997
|
BLUED STEEL (S9)
|
DESCRIPTION
|
TIME PERIOD
|
AREA/PAGE
|
REVISION
|
|
Screw and lock washer holding horn cover (also unpainted steel or cadmium)
|
1928-1931
|
19-1
|
1997
|
|
Horn tone adjustment screw (also cadmium plated)
|
1928-1931
|
19-1
|
1997
|
CADMIUM PLATE (S7)
|
DESCRIPTION
|
TIME PERIOD
|
AREA/PAGE
|
REVISION
|
|
Screw and lock washer holding horn cover (also unpainted steel or blued steel)
|
1928-1931
|
19-1
|
1997
|
|
Horn tone adjustment screw (also blued steel)
|
1928-1931
|
19-1
|
1997
|
NICKEL PLATE (S6)
|
DESCRIPTION
|
TIME PERIOD
|
AREA/PAGE
|
REVISION
|
|
Split rivets for attaching Sparton patent plate (horn)
|
1928-1931
|
19-1
|
1997
|
|
Split rivets for attaching Ames patent plate (horn)
|
Start thru Sept. 1928
|
19-2, 3
|
1997
|
RAVEN FINISH/BLACK OXIDE (S2)
|
DESCRIPTION
|
TIME PERIOD
|
AREA/PAGE
|
REVISION
|
|
Bolts and nuts around horn rim
|
1928-1931
|
19-1
|
1997
|
|
Horn bracket bolt lock washers (also unfinished)
|
1928-1931
|
19-1
|
1997
|
UNFINISHED/PLAIN
|
DESCRIPTION
|
TIME PERIOD
|
AREA/PAGE
|
REVISION
|
|
Screw and lock washer holding horn cover (also blued steel or cadmium)
|
1928-1931
|
19-1
|
1997
|
|
Horn bracket bolt lock washers (also raven)
|
1928-1931
|
19-1
|
1997
|
ZINC
|
DESCRIPTION
|
TIME PERIOD
|
AREA/PAGE
|
REVISION
|
|
Patent plate for Sparton horn
|
1928-1931
|
19-1
|
1997
|
|
Patent plate for Ames horn
|
Start to Sept. 1928
|
19-2
|
1997
|
OTHER
|
DESCRIPTION
|
TIME PERIOD
|
AREA/PAGE
|
REVISION
|
|
Wording on patent plate for Sparton horn was in orange-red
|
1928-1931
|
19-1
|
1997
|