368 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



74486. Montana. Rocks from High Wood Mountains, 46 specimens. 

 Weed, Bull. Geol. Soc. Anier., VI, 1895, pp. 389-422, pis. 24-26. 



74750. Montana. Rocks from Livingston and Little Belt Mountains, 

 104 specimens. 



Iddings and Weed, U. S. Geol. Surv., Folio No. 1, Geol. Atlas, 189J.. 

 Weed, U. S. Geol. Surv., Folio No. 56, Geol. Atlas, 1S99. 



530S0. Montana. Rocks from the Bear Paw Mountains, 54 specimens. 



Weed and Pirsson, Amer. Journ. Sci. (4), I, 1896, pp. 2S7-301, 

 351-362; II, 1896, pp. 136-148, 18S-199. 



52941. Montana. Rocks from the Castle Mountain District, 88 speci- 

 mens. 



Weed and Pirsson, Bull. No. 139, U. S. Geol. Surv., 1896, pp. 80-142. 

 Weed, U. S. Geol. Surv., Folio No. 56, Geol. Atlas, 1899. 



74081. Montana. Rocks from the Elkhorn Mining District, 239 speci- 

 74725. mens. 



Weed and Barrell, Twenty-second Ann. Rept. U. S. Geol. Surv., 

 Pt. II, 1901, pp. 407-549, pis. 42-62. 



52976. Montana. Rocks from the Judith Mountains, 135 specimens. 



Weed and Pirsson, Eighteenth Ann. Rept. U. S. Geol. Surv., Pt. Ill, 



1898, pp. 485-575- 



53643. Montana. Rocks from the Little Belt Mountains, 3S9 speci- 

 mens. 



Weed and Pirsson, Twentieth Ann. Rept. U. S. Geol. Surv., Pt. Ill, 



1899, pp. 271-581, pis. 36-77. 



53025. Montana. Rocks from the Little Rocky Mountains, 28 speci- 

 mens. 



Weed and Pirsson, Journ. of Geol., IV, 1S96, pp. 399-428. 



38570. Montana. Rocks from the Three Forks Quadrangle, 370 speci- 

 mens. 



Peale and Merrill, Bull. No. no, U. S. Geol. Surv., 1893, pp. 47-54; 

 U. S. Geol. Surv., Folio No. 24, Geol. Atlas, 1896; Proc. U. S. 

 Nat. Mus., XVII, 1894, pp. 637-673. 



(Also catalogue numbers 3S571 to 3S601, 62400 to 62410, 

 72862 to 72870, 73166 to 73175.) 



35889. Montana (and Idaho). Pliocene sands. 



Merrill, Amer. Journ. Sci. (3), XXXII, 18S6, pp. 199-204. 

 (Also catalogue numbers 35890 to 35893, 3S430 to 38449.) 



38452. Nebraska. Volcanic dust from near Harlan. 



Merrill, Proc. U. S. Nat. Mus., VIII, 1S85, pp. 99, 100. 



33391 Nevada. Rocks and ores from Comstock Lode, 337 specimens. 

 to Hague and King, U. S. Geol. Expl., 40th Par., Ill, 1870. 



(Also catalogue numbers 49305 to 49318.) 



