Many thanks to Arch-Grafika.ru/ for making available the following major works of the famed Russian avant-garde architect Iakov Chernikhov, which I have converted into PDF form and rendered searchable:
1. Яков Чернихов — 101 Ð°Ñ€Ñ…Ð¸Ñ‚ÐµÐºÑ‚ÑƒÑ€Ð½Ð°Ñ Ñ„Ð°Ð½Ñ‚Ð°Ð·Ð¸Ñ (1927) [101 Architectural Fantasies]
2. Яков Чернихов — ОÑновы Современной Ðрхитектуры (1930) [The Fundamentals of Modern Architecture]
3. Яков Чернихов — КонÑÑ‚Ñ€ÑƒÐºÑ†Ð¸Ñ Ð¼Ð°ÑˆÐ¸Ð½Ð½Ñ‹Ñ… и архитектурных форм (1933) [The Construction of Machine and Architectural Forms, of which I have recently posted an excellent full-text translation by the late Catherine Cooke]
An additional thank you to Arch-Grafika for crediting my work in uploading Izvestiia ASNOVA.