Will Bradley (American, 1868 – 1962)
Anonymous
Cecil Charles Windsor Aldin (English, 1870 – 1935)
Anonymous
Anonymous
U.S. Information Agency (American, 1953-1999)
Anonymous
NASA (American, 1958 -)
Arthur Garfield Learned (American, 1872-1959)
Léon Lebègue (French, 1863-1944)
Adrien Barrère (French, 1874-1931)
Eric Rohman (Swedish, 1891 - 1949)
Anonymous
Henriëtte Willebeek le Mair (Dutch, 1889 – 1966)
Anonymous
Trautmann, Bailey & Blampey (American, 19th/20th Century)
NASA (American, 1958 -)
Jules-Alexandre Grün (French, 1868-1934)
Robert Edward Lee (American, 19th Century)
Theo Nieuwenhuis (Dutch, 1866-1951)
Anonymous
Fred Taylor (English, 1875-1963)
Anonymous
Bernard Partridge (English, 1861 – 1945)
Anonymous
Forbes Co. (American, 19th/20th Century)