Beverly Lynds' catalog of dark nebulae (LDNs) is a crucial resource for astronomers. Existing methods for identifying LDNs in images are often inaccurate. A new project is digitally annotating Lynds' ...
Vol. II has title: Photographs of stars, star-clusters and nebulæ. SELECTION OF PHOTOGRAPHS OF STARS STARCLUSTERS AND NEBULÆ TOGETHER WITH INFORMATION CONCERNING THE INSTRUMENTS AND THE METHODS ...