APA Citation

Ridgway, T. S. (1867). Memorial of Prof. Ridgeway, geologist and mining engineer, in relation to the coal field of Rhode Island: Presented to the General Assembly at its January session, A.D. 1868 and printed. Providence [R.I.]: Providence Press Co., printers to the State.

Chicago Style Citation

Ridgway, Thomas S. Memorial of Prof. Ridgeway, Geologist and Mining Engineer, in Relation to the Coal Field of Rhode Island: Presented to the General Assembly At Its January Session, A.D. 1868 and Printed. Providence [R.I.]: Providence Press Co., printers to the State, 1867.

MLA Citation

Ridgway, Thomas S. Memorial of Prof. Ridgeway, Geologist and Mining Engineer, in Relation to the Coal Field of Rhode Island: Presented to the General Assembly At Its January Session, A.D. 1868 and Printed. Providence [R.I.]: Providence Press Co., printers to the State, 1867.

Warning: These citations may not always be 100% accurate.