PEBCCeGInAs- PEDTUALY BG 1902 «-. 5 sia tscreieinss eivivie ate\erave'esbv 9 ose 0s 56 
Nominations of Officers for 1891-1892........ .. ............. 57 
Notes on the Sweet Grass Hills of Montana and the Kootenai 
Mines of British Columbia. By ALBERT R. LEDOUX, M.S., 
Dis 1) See CAS LEA Chin) bcracavcstors oLvevelniots G abaveustores o & siete’ oval ane oleiaie t's 57 
The Precipitation of Suspended Silt and Clay in Rive Waters. 
By Pror. A: R. Leeps, | (Without abstract:). 0... 2..... 653 66 
The Discovery of a Starch Digesting Ferment in Cow’s Milk, 
and its Relation to Nutrition. By aaa A. R. LEEDS. (With- 
OUtsAOStTASE. race ae ar es SS PPro anise ciate ook eee we cele a cleiaeie 6 66 
Proceedings: February, 16th, USL ies take cin. eivkters caste sieeve s c'e elalale 66 
Lecture. By PrRor. W. GooLp LEVISON. Subject: Instantane- 
ous Photography as an Aid to Science, History, and Art. 
GWU LEME ADSUTACE.) feb vee svete a ott aieiaid-ore Rede here niet fr anche hy alate 66 
woinnal Meeting Febiiary 280, 1892... 32 ons visas eae wc cic eee eee 66 
PpGOUG OL TO) ASOUTEIN. © yatta a Sistacais'ore ote siaiciais Slaw vials o ejc.0.6,arw,ole ate» 67 
Report of the Recording Secretary...........-......eeseeceees 67 
PROMON GO Gk EHO sl FOANNTOER Saale «\cviiue nla ce Wie sretp atelotc as wil bee aes oe 68 
Report of the Audubon Monument Committee................ 69 
Report of the Corresponding Secretary...............-.e.ee08 69 
CTEM EES C2y RIAN RRS oR iba ARN ro EE ee 70 
Monticellite, a new mineral. By J. FRANCIS WILLIAMS. (Ab- 
BUNAG Uo) ee eats vaca Neve eieeb cilia ait We Dias ieitnetI Ns Pos du.sve, ccs otetd sd’ sat 70 
Recent Work i in irorth Asriouneas Mammalogy. By Pror. J. A. 
JATIRENG EH (A DSULAGU.) oc starsta eta aiclo adele cleieters Sc tiaierne sie tue ewe q(il 
N.B.—The Recording Secretary will pay current prices for Nos, 2 & 4 
Vol. I. Transactions, and Nos. 9 & 10 Vol. II. Annals. 
