Signedon face of ammeter: GENERAL (GE logo) ELECTRIC
Inscribedon dial: D-C MILLIAMPERES/GENERAL ELECTIC/U.S.N. TYPE CG-22058/TYPE DW-41/MODEL 8DW 41/N.P. 60964/MADE IN U.S.A.
on box top, typewritten label: Contract No. NXss-15910/1 Milliammeter/341,342,345/Navy Type No. -22058/G.E. Ref. P-7761557-P2/General Electric Co./Bridgeport, Co[nn]./5
on box top, ink stamped (twice): 288
on box front: GENERAL ELECTRIC/MINIATURE INSTRUMENT/TYPE 8DW MODEL 41ADS14/RATING 100 MA D.C./REQ. CPBPWR-19825/REMARKS CG4 22053/Anti-glare glass/SCHENECTADY, N.Y./P-97627 MADE IN U.S.A.
on box front in pencil: D.D./AL/G.J. (in script)
ProvenanceFrom William James Hall, Harvard University.