Great Britain. His Majesty's Stationery Office. Optics and service instruments. Reprinted by permission of the controller of His Britannic Majesty's Stationery office.

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Great Britain. His Majesty's Stationery Office.

Optics and service instruments. Reprinted by permission of the controller of His Britannic Majesty's Stationery office.

Optics

Optical instruments.

Otica, Holografia, Laser E Cor larpcal

Text.