Bernhard V.R. Convolute: Arches and Arches. Guide to the design and calculation of arched and vaulted ceilings. In Russian /Berngard V.R. Konvolyut: Arki i svody. Rukovodstvo k ustroystvu i raschetu arochnykh i svodchatykh perekrytiy. 1.) Part 1. Arches and Arches. Issue 1. Text 1901. 2.) Drawing album (tables 1-48). 1901. St. Petersburg Type Y.N. Erlich. 1901. 128s. 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. SKUalb4a856cf27eed8b2e.