TABLE OF CONTENTS. 
Ry eye PAGE 
An Act to provide for the publication of the reports and papers of the 
Indians, Academy of Science a2. (2.0204. -c as qo cas co. «nut i 
Appropriation for 1910 and W911 0s ESS ees one sic tes ons ce oe 8 
An act for the protection of birds, their nests and eggs................... 9 
Mircets OOS 1G 10 5 os sn5 eres com, cae Ste fea aay gee he iokai's 9) oictdios oka ae Rn eee 10 
Committees, 1909-1910 i nice ot). Pika accede sine cas oe aa Aes SORE 11 
Prineipal @iicers:since OFZANiZalON...:8c, 5 asec wos 6 fsa ss aie os ee 12 
COM StEUUBLOI sy x nts 254 (050 sai areys ie 5! w Seiheu Mere Sera Eid nec Sphere sas 6a eee 13 
SV EIWE: SiG. gioco’. » 2/5 ea AMO ol cent eas Nerina. 5 Iran weak eee 15 
Members; Mellows : «.. s:< ais acs. ca edie asiwred bee e os 3 cielacd Gomi eee eee 16 
Members, NOn-Tesident 1:02 wit ace e Ue kese sc s)aleb bin Fave eer aug ele oe 17 
Mem Bera; BObIVE s.0< ia Piet Cans? 6 aes eo sie ar eu Hye Sails oe oa kent 18 
INGGROlOty 5 cia Abita s 5 Wee SEV Ae sre s Reet pee ae ech a ol: ae 24 
Program of the Twenty-fifth Annual Meeting................0...eeeeees 27 
Resolution providing for the celebration of the Twenty-fifth Anniversary of 
the: Indians Academy ‘of Stee ov vie aie ae hie am Beene nase ee oe 33 
The beginning of the Indiana Academy of Science, by Amos W. Butler.... 35 
Greetings from Indiana, ABsOGIAbIONS. «57.5 0660s tee ee ees veo oe ee 39 
Plans for the future of the Indiana Academy of Science................ 48 
Banquet AGGresses. omc sihichoghe rom benches eon peace 6 aty.taa ten ae 54 
Minutes of Twenty-fifth Annual Meeting......... 520. 0000.3 0000+ secuneun 73 
President’s Address: ‘“‘Recent Progress in Physies,” by A. L. Foley........ 89 
Address: ‘‘Recent Progress in Botany,” by John M. Coulter.............. 101 
Address: “Darwin Fifty Years After,” by D. 8. Jordan................05 107 
Address: ‘‘Methods and Materials Used in Soil Testing,” by H. A. Huston.. 111 
Address: “Federal Control of International and Interstate Waters,” by 
BisW a Biverimnanm ..ccacsos ec Heke ine ciate athena caste i otete coe oicauh Atel eam 119 
Address: ‘The Speed of Migration of Salmon in the Columbia River,” by 
Chas. 'W..’Greene: (Abstract). ctscins Ges tiseet ml epycisbe apenas 15 share tea 125 
Papers presented at the Twenty-fifth Annual Meeting: 
Thought stimulation, under What Conditions Does it Occur? by Rob- 
OED MELEHBIEE soi sip slo ss, ales wee oro tem ares eaters a ads. : Sibi 127 
Hygiene of Indoor Swimming Pool:, by Severance Burrage........... 145 
The Prob'em of Sewage Purification in Indiana, by R. L. Sackett .... 157 
