List of certificates:

ALGERIA ANGOLA
ARGENTINA AUSTRALIA
AUSTRIA AUSTRO HUNGARIAN EMPIRE
BELGIAN CONGO BELGIUM
BERMUDA BOLIVIA
BRAZIL BULGARIA
CANADA CHILE
CHINA CHINESE SOVIET REP
COLOMBIA CONGO (BRAZZAVILLE)
COSTA RICA CUBA
CZECHOSLOVAKIA DOMINICAN REP.
DUTCH GUYANA DUTCH GUYANA/VIRGIN ISLANDS
ECUADOR EGYPT
EL SALVADOR ESTONIA
ETHIOPIA FINLAND
FRANCE FRENCH GUIANA
FRENCH POLYNESIA G.D.LUXEMBOURG
GERMANY GREAT BRITAIN
GREECE GUADELOUPE
GUATEMALA HAITI
HONG-KONG HUNGARY
ICELAND ILE DE LA REUNION
INDIA INDONESIA
IRAN (PERSIA) IRELAND (EIRE)
ISRAEL/PALESTINE ITALY
JAMAICA JAPAN
JUGOSLAVIA LATVIA
MADAGASCAR MARTINIQUE
MEXICO MONACO
MOROCCO MOZAMBIQUE
NETHERLANDS NETHERLANDS INDIES
NEW HEBRIDES NEW ZEALAND
NICARAGUA NORWAY
PANAMA PAPUA NEW-GUINEA
PARAGUAY PERU
PHILIPPINES POLAND
PORTUGAL ROMANIA
RUSSIA SAO TOME E PRINCIPE
SAUDI ARABIA SOUTH AFRICA
SOUTH KOREA SPAIN
SURINAME SWEDEN
SWITZERLAND SYRIA
THAILAND TOGO
TUNISIA TURKEY
UKRAINE URUGUAY
USA VARIOUS
VENEZUELA

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