APA (7th ed.) Citation

(1921). Northwest history. Mining. Machinery & equipment. 1921-06-07.

Chicago Style (17th ed.) Citation

Northwest History. Mining. Machinery & Equipment. 1921-06-07. 1921.

MLA (9th ed.) Citation

Northwest History. Mining. Machinery & Equipment. 1921-06-07. 1921.

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