I︠A︡kov Alksnis : zhiznʹ v aviat︠s︡ii /
Mednis, K.
Erickson, John,1929-2002,former owner.StEdNL
Erickson, Ljubica,former owner.StEdNL
Riga : Latviĭskoe gosizdat,
1961.
John and Ljubica Erickson collection.
Alsnis, I︠A︡kov Ivanovich, 1897-1937.
Air pilots