MIXEEALS, METEORITES, ROCKS, AKD GEES. 365 



52051. California. Rocks from the Bidwell Bar Quadrangle, 89 speci- 

 mens. 



Turner, Seventeenth Ann. Rept. U. S. Geol. Surv., Pt. I. 1S96, 

 pp. 552-590; r. vS. Geol. Surv., Folio No. 43, Genl. Atlas, 1898. 



53796. California. Rocks from the Bigtrees Quadrangle, 39 speci- 

 mens. 



Turner, vSeventeenth Ann. Rept. U. S. Geol. vSnrv., Pt. I, 1896, 

 pp. 696-701; Turner and Ransonie, U. S. Geol. Surv., Folio 

 No. 51, Geol. Atlas, 1898. 



73749 California. Rocks from the San Luis Quadrangle, 201 .speci- 



to mens. 



75271. Fairbanks, T^. S. Geol. vSurv., Folio No. loi, Geol. Atlas, 1904. 



63420. Colorado. Rocks and ores from Cripple Creek District, 6S0 

 specimens. 



Cross, U. S. Geol. Surv., Folio No. 7, Geol. Atlas, 1894.— Cross and 

 Penrose, Sixteenth Ann. Rept. U. S. Geol. Surv., Pt. II, 1895, 

 pp. 13-109. 



73716. Colorado. Rocks and ores from the Telluride Quadrangle, 373 

 75274. specimens. 



Purrington, Eighteenth Ann. Rept. U. S. Geol. Surv., Pt. Ill, 189S, 

 pp" 745-850, pis. 103-108; U. S. Geol. Surv., Folio No. 57, Geol. 



Atlas, J 898. 



73501. Colorado. Rocks from Anthracite and Crested Butte quad- 

 rangles, 514 .specimens. 



Cross, r. S. Geol. Surv., Folio No. 9, Geol. Atlas, 1894. 



51334 Colorado. Rocks from Leadville region, 1,091 specimens. 



^'^ Emmons, Second Ann. Rept. U. S. Geol. Surv., 1S82, pp. 201-290, 



51535. pis. 44, 45.— Ennnons, Cross, andGuyard, ]Mon. XII, U. vS. Geol. 



Surv., 1 886. 



(Also catalogue numbers as follows: 65835 to 66013, 66358 to 

 66433, 68801 to 69084, 69089 to 69190, 69344 to 6954s. ) 



63682. Colorado. Rocks from Pikes Peak Quadrangle, 467 specimens. 

 74077. Cross, U. S. Geol. Surv., Folio No. 7, Geol. Atlas, 1894. 



65724 Colorado. Rocks from Querida, Rcsita Hills, and Silver ChfT 



to quadrangles, Custer County, 108 specimens. 



65834. F;mmons, Seventeenth Ann. Rept. U. S. Geol. Sur\'., Pt. II, 1S96, 



pp. 405-472, pi. 37- 



-^3513. Colorado. Rocks from Silver Chff and Rosita Hills districts, 

 352 specimens. 



Cross, Seventeenth Ann. Rept. U. S. Geol. Surv., Pt. II, 1896, 

 pp. 263-404, pis. 25-37. 



52940. Colorado. Rocks from the Geyser mine. Silver Cliff District, 

 Custer County, 44 specimens. 



Emmons, Seventeenth Ann. Rept. U. S. Geol. Surv., Pt. II, 1S96, 

 pp. 452-472. 

 75428. Colorado. Rocks from the La Plata Quadrangle, 150 .specimens. 



Cross, vSpencer, and Purrington, U. S. Geol. Surv. , Folio No. 60, Geol. 

 Atlas, 1899. 



