USSR Юный натуралист СССР (1955)

In a very good condition an early Soviet medal Junior Naturalist Frontside: Young boy and girl naturalist pioneers with microscope. various fruits and plants on the side (wheat). Юный натуралист (= Young Naturalist) CCCP (Soviet Union) Backside: Safety pin. Marked with marking of the Soviet Mint 'MMD' in cyrillic ммд