Systematics of PleurothallisCarlyle A. Luer, C. A. Luer, Marshall R. Crosby · First published 1986Open the Tome
Rhynchostegiopsis carolae (Musci, Hookeriaceae)Marshall R. Crosby · First published 1976Open the Tome
Trois mousses (Hookeriacées) Nouvelles pour la flore Malgache 1.Marshall R. Crosby · First published 1976Open the Tome
A New Moss from Western Panama-Swuamidium ChiriquenseMarshall R. Crosby · First published 1971Open the Tome
Graphical methods for schools, colleges, statisticians, engineers and executivesWilliam Crosby Marshall · First published 1921Open the Tome
