Gilbert Catalog
Price in 1946: Unlisted
14 Volts, Round Frosted Glass, 5/8" diameter. 1 per package.

Price in 1947: Unlisted
14 Volts, Round Frosted Glass, 5/8" diameter. 1 per package.

Price in 1948: Unlisted
14 Volts, Round Frosted Glass, 5/8" diameter. 1 per package.

Price in 1949: $0.30
14 Volts, Conical Frosted Glass, 1-1/16" diameter. 1 per package.