XXVI Consultative Congress of Engineers of the Russian Railway Track Service. In Russian (ask us if in doubt)/KhXVI Soveshchatel'nyy sezd inzhenerov sluzhby puti russkikh zheleznykh dorog. 1908. Minutes of meetings and toil. and Drawings. M Printing by A.A. Leavenson. 1911. 78 and 12s. SKUalba27ac7f8b97f9623.