1. Journal of research of U.S. Geological Survey. [Published 6 times a yr. Scientific notes and summaries of investigations in geology, hydrology, and related fields. Supersedes short-papers chapters (B, C, and D) of former Geological Survey research "Annual Review" series of professional papers.] * Paper, $8.50 a yr., $2.25 additional for foreign mailing; single copy, $1.50. Bookmark Corporate/Agency Authors: Geological Survey and Interior Dept. Publisher: Geological Survey Date: [April 1973] SuDoc number: I 19.61: (v.nos.&nos.)