Rules for the St. Marys river.
Subtitle: September 23, 1936.
Publisher: U.S. Govt. print. off.
Published: 1936
Place of publication: Washington
Language: eng
Number of pages: 22
Subjects: Saint Mary River, Mich.
Notes: At head of title: U.S. Department of commerce. Daniel C. Roper, secretary. Bureau of marine inspection and navigation. Joseph B. Weaver, director.