Nebo pokori︠a︡etsi︠a︡ smelym /
Erickson, John,1929-2002,former owner.StEdNL
Erickson, Ljubica,former owner.StEdNL
Dichev, V. I.
Moskva : Izd-vo DOSAAF,
1986.
John and Ljubica Erickson collection.
Aeronautical sports.