On a new or hitherto unrecognized geological horizon in the gas and oil region of Western Ontario
By: by H.M. Ami.
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 00797; CIHM/ICMH microfiche series -- no. 00797
Publisher: s.n.
Published: 1899
Place of publication: [Montreal
Language: eng
Format: Microform
Subjects: Geology -- Ontario.; Géologie -- Ontario.