Lebedev N.V. Airships. Book 1. Non-rigid, semi-rigid and rigid systems /Lebedev N.V. Dirizhabli. Kniga 1. Nezhestkie, poluzhestkie i zhestkie sistemy M-L State Aviation and Automobile Tractor Publishing House 1933, 264s. We have thousands of titles and often several copies of each title may be available. Please feel free to contact us for a detailed description of the copies available. SKUalb969f1c93ba0c5a1f