. Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean . A. * No. 1, columnar trap. < Nos. 2,4,6,8,10,12,14,16,18, 20, 22, 24, soft tufas, and infusorial Nos. 3,7,13,17, 21, 23, harder tufas. -13 Nos. 5, 8,15,19, » No. 11, trap. -J7 * .|—.-■--■-■----| -,-yrr-ii^i i jj_■ 111 j_!j_!_i--^ SECTION OF BANK OF PrUC-SEE-QUE CREEK. Near the base of the series was a stratum of three feet in thickness, composed for the mostpart of brilliant white felspathic pumice, so soft as to be
. Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean . A. * No. 1, columnar trap. < Nos. 2,4,6,8,10,12,14,16,18, 20, 22, 24, soft tufas, and infusorial Nos. 3,7,13,17, 21, 23, harder tufas. -13 Nos. 5, 8,15,19, » No. 11, trap. -J7 * .|—.-■--■-■----| -,-yrr-ii^i i jj_■ 111 j_!j_!_i--^ SECTION OF BANK OF PrUC-SEE-QUE CREEK. Near the base of the series was a stratum of three feet in thickness, composed for the mostpart of brilliant white felspathic pumice, so soft as to be easily crumbled in the fingers. Tbispumice was in somewhat rounded masses, averaging less than an inch in diameter, and .-■^
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Keywords: ., bookcentury1800, booksubjectindiansof, booksubjectnaturalhistory
