1.

電子ブック
ＥＢ
1. The Adirondack Mountains, a section of deep Proterozoic crust : Montreal, Canada to Albany, New York, June 30-July 8, 1989
Philip R. Whitney ... [et al. ; leaders, Steven R. Bohlen, John W. Valley and Philip R. Whitney]
出版情報: 1989.  1 online resource (vii, 63 pages) 
シリーズ名: Field trip guidebook ; T164
オンライン: https://doi.org/10.1029/FT164
2.

電子ブック
ＥＢ
2. Middle Proterozoic belt supergroup, western Montana : Great Falls, Montana to Spokane, Washington, July 20-28, 1989
leaders, Don Winston, Robert J. Horodyski, James W. Whipple
出版情報: 1989.  1 online resource (viii, 103 pages) 
シリーズ名: Field trip guidebook ; T334
オンライン: https://doi.org/10.1029/FT334
3.

電子ブック
ＥＢ
3. Precambrian and Paleozoic geology and ore deposits in the midcontinent region : Rosiclare, Illinois to Ironton and Viburnum, Missouri, June 30-July 8, 1989
leaders, James W. Baxter, Eva B. Kisvarsanyi, Richard D. Hagni
出版情報: 1989.  1 online resource (68 pages) 
シリーズ名: Field trip guidebook ; T147
オンライン: https://doi.org/10.1029/FT147
4.

電子ブック
ＥＢ
4. Metabasalts and related rocks of the Blue Ridge Province : traces of Proterozoic rifting in eastern North America : Shenandoah National Park to Bull Run Mountains, Virginia, July 14, 1989
leader, John C. Reed, Jr. ; associate leader, James W. Clarke
出版情報: 1989.  1 online resource (20 pages) 
シリーズ名: Field trip guidebook ; T203
オンライン: https://doi.org/10.1029/FT203
5.

電子ブック
ＥＢ
5. Precambrian rocks and mineralization, southern Wyoming Province : Hartville uplift to Copper Mountain area, Wyoming, July 19-25, 1989
leaders, George L. Snyder [and others]
出版情報: 1989.  1 online resource (48 pages) 
シリーズ名: Field trip guidebook ; T332
オンライン: https://doi.org/10.1002/9781118666852
6.

電子ブック
ＥＢ
6. Early Proterozoic rocks of the Great Lakes Region : Sudbury, Ontario, Canada to Duluth, Minnesota, U.S.A., July 1-7, 1989
leader, G.B. Morey ; associate leaders, Ken Card [and others]
出版情報: 1989.  1 online resource (v, 63 pages) 
シリーズ名: Field trip guidebook ; T145
オンライン: https://doi.org/10.1029/FT145
7.

電子ブック
ＥＢ
7. Proterozoic lithospheric evolution
edited by A. Kröner
出版情報: 1987.  1 online resource (xi, 273 pages) 
シリーズ名: Geodynamics series ; v. 17
Publication no. 0130 of the International Lithosphere Program ;
オンライン: https://doi.org/10.1029/GD017