#1931-1935 Czechoslovakia - Hydrological Decade (UNESCO) (MNH)

Name: #1931-1935 Czechoslovakia - Hydrological Decade (UNESCO) (MNH)
Brand: Hungaria Stamp Exchange
SKU: 2793
Price: 4.3 USD
Availability: InStock

USD 4.30

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1932 1933 1934 1974 Agriculture Causes Czechoslovakia Environment Environmental Protection postwar

Hungaria Stamp Exchange Verified independent store

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1974 Hydrological Decade (UNESCO), 1965-1974, Set of 5. Designs: Symbolic Designs: 60h, "Water the Source of Energy." 1k, Importance of water for agriculture. 1.20k, Study of the o