Infrared surveys of dark-cloud complexes. IV. The Lynds 1517 and Lynds 1551 clouds. Strom, K. M. ; Strom, S. E. ; Vrba, F. J. Abstract Publication: The Astronomical Journal Pub Date: May 1976 DOI: 10.1086/111891 Bibcode: 1976AJ.....81..320S