Sign, Informational
Object number2001.122.1
Manufacturer
Mine Safety Appliances Company
Datec. 1925
OriginPittsburgh, PA
Mediumvarious metals with ceramic coating
Credit LineGift of Emma Jane Earhart Pore
DescriptionPennsylvania Bituminous Code Code of Signals sign.Dimensions20.125 x 14.125 in. (51.1 x 35.9 cm)InscriptionsText on front includes "CODE OF SIGNALS / Shall Be Used / 1 RAP or WHISTLE To Hoist Coal... 2 RAPS or WHISTLES To Lower Cage or Car..."
MarksText at bottom right "Mine Safety Appliances Co., Pittsburgh, Pa."
Historical NotesThis sign was found hanging in the milk-house of the family farm. The donors' grandfather, Frank Earhart, worked for the Keystone Coal Company in Darragh, Pa., and it is believed that the sign probably came from this mine.Label TextPennsylvania Bituminous Code of Signals sign, which describes various audible codes given while operating mine hoisting machinery. The sign was found hanging in the milk house of the donors’ family farm. Their grandfather, Frank Earhart, worked for Keystone Coal Company in Darragh, PA, and it is believed the sign came from this location.
Related person
Frank Earhart
Related institution
Keystone Coal and Coke Company
On View
On view
