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| | SAA Bulletin 17(2): News and Notes |
 | | Ohio, Indiana, Kentucky, Illinois, and Michigan are thoroughly covered, with additional coverage of Tennessee, Arkansas, Missouri, Pennsylvania, West Virginia, New York, Ontario, Wisconsin, North Dakota, and Virginia. |
 | | Each type is discussed in detail including its geological nature and position, its geographic extent, prehistoric usage, texture, color, and fossils present. |
 | | Hartsville Battlefield (Archeological Resources of the Civil War in Tennessee MPS). |
| www.saa.org /Publications/SAAbulletin/17-2/SAA21.html (2697 words) |
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