10876. Prosser, C. S.   The Permian and Upper Carboniferous of Southern Kansas.   Kansas University, 1897, Quarterly, 6 (4) : 149-175, 1 plate.   Printed wraps, water damaged, signed by author to F. W. Cragin, usual signs of age and use, text still very usable.   Rarely seen in any condition, nice study copy.   $11.00

10878. Beede, J. W.   A Reconnaissance in the Blue Valley Permian.   Kansas University, 1900, Quarterly, 9 (3) : 191-202, 1 plate.   Home made wraps, water damaged, signed by author to F. W. Cragin, usual signs of age and use, uncut text still very usable.   Rarely seen in any condition, nice study copy.   $5.00