Pavel M. Golubitsky (1845–1911) is an outstanding Russian inventor in the field of telephony.
P. Golubitsky’s inventions are as follows: a dipole telephone, a multipolar telephone; a coal powder microphone, a microphone with a comb-like arrangement of coal; a power supply system of subscribers’ microphones with a common battery situated in the central station, which provided the means of building large urban telephone networks; and a telephone switch to interconnect pair-wise several telephone lines. P. Golubitsky was a pioneer of telephone service implementation on railway transport.
The stamp provides a P. Golubitsky’s portrait and a phone set of his invention.
In addition to the issue of the postal stamp, JSC Marka will produce First Day Covers and special cancels for Moscow, St. Petersburg and Kaluga; besides, an illustrated envelope with stamps and labels inside will be published.
Design Artist: A. Kradyshev.
Face value: 40 rubles.
Stamp size: 42×30 mm, sheet size: 146×174 mm.
Emission form: a sheet with formatted margins with 14 (3×5) stamps and a coupon.
Quantity: 154 thousand stamps (11 thousand sheets).
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