Agafonov V.K. Ballooning in its Past and Present. In Russian (ask us if in doubt)/Agafonov V. K. Vozdukhoplavanie v ego proshlom i nastoyashchem. 136 drawings by Lecorne, Linka, Pomortsev, Tisandya, etc. Edited by V.K. Agafonov, St. Petersburg, type I. N. Skorokhodov 1903, 236 p. SKUalb27cb3a9f5247e2bb.