710 SIXTY-SIXTH CONGRESS. Sess. II. Ch. 217. 1920. T°“’· In all, for the use, maintenance, improvement, protection, and PMN g)en;r£3leda 1i:•a§_ion of the specified nationalbeggests, ?,100,262: ,- ug, _ r , a e ore O1 amormts appropria or suc u oses rgsiascic me ex shal.l be available interghdirggeably in tli)d)digcretion of the Seciiitary of Agriculture for the necessary ex enditures for fire rotection and Ll-‘”“· other unforeseen exigencies: Providlad further, That the amounts so interchanged shall not exceed in the aggregate 10 per centum of all S X cm I ds I the amounts so_ appropriated; _ _ _ ¤¤¤i£aa·ie¤$e,ee`$l For the selection, classrdcatron, and s ation of lands within the boundaries of national forests that may Ee opened to homestead settlement and entry under the homestead laws a plicable to the national forests ; for the examination and appraisal of limds in effecting exchanges authorised by law and for the survey thereof by metes an Sum M { ,7, bounds or otherwise by employees of the Forest Service under the culturailairdslo °’° I` direction of the Commissioner of the General Land Office; and for }’,g;· gg; v- 2;% the survey and platting of certain lands, chiefly valuable for algricul- ' 'p' ture, now listed or to be listed within the national forests, un er the Act of June 11, 1906 (Thirty-fourth Statuteséspage 233), and the Act V0] 8,, P 842 of March 3, 1899 (Thirtieth Statutes, page 1 5), as provided by the Eq`; ’ `lsugpues Act of March 4, 1913, $87,000; `1 for the purchlpse and marntenancpl of necessary field, office, and . . a orato su 'es instruments an ui ments $150,000· ar.liiia°sat}i°°ii,til¥esiv;ii°de For inrgestigailtions of methods for wcgodpdistihation and for the °“°“·°"° ‘ preservative treatment of timber, for timber testing, and the testing of such woods as may require test to ascertain if they be suitable for making paper, for investigations and tests within the United States of foreiin woods of commercial importance to industries in the gmpomtgvc com- United tates, and for other investigations and experiments to gggfal d°m°¤S*m· promote economy in the use of forest products, and for commercial demonstrations of improved methods or processes, rn cooperation R an g B conditions with individuals and companies, $223,260; _ _ and improvements. For ex eriments and investigations of range conditions within the national ilorests or elsewhere on the public range, and of methods f or improving the range by reseeding, regulation of grazing, and other Seeding me p,m,_ means, $35,000; mg, em. For the purchase of tree seed, cones, and nurse stock, for seeding and tree planting within national forests, anldyfor experiments and investigations necessary for such seeding and tree planting, $120,640; esliliiiiiigiiln °{ H"` For silvicultural, dendrological, and other ex riments and investigations independently or rn cooperation withaother branches of the Federal Government, with States and with individuals, to determine the best methods for the conservative management of forests Ap Bing nmbe, and forest lands, $50,000; rorsaigezc. For estimating and appraising timber and other resources on the national forests preliminary to disposal by sale or to the issue of occupancy permits, and for emergency expenses incident to their ,._j,,a,mg,m,,S em sale or use, $80,000; ' For other miscellaneous forest investigations, and for collating, digesting, recording, illustrating; and distributing the results of the Ppmmeutimprovg experiments and investigations erein provided for $31,280; rem. or the construction and maintenance of roads, trails, bridges, fire lanes, telepxhone lines, cabins, fences, and other improvements P _ necessary for the proper and economical administration, protection,
,,M_,s, and development of the national forests, $400,000: Provided, That
»4r=··¤w=¤r¤»¤¤¤- not to exceed $50,000 may be expended for the construction and maintenance of boundary and range division fences, countin corrals, stock driveways and bridges, the development of stool? _ _ waterin places, and the eradication of poisonous plants on the ,,,l; sf"’ lm" nationafforestsz Provided further. That no part of any funds appropriated for the Forest Service shall be used to pay the transportation
