SIXTY—SIXTH CONGRESS. Sess. II. Ch. 235. 1920. 889 periodicals, not exceeding $100 in the 0 en market for the purchase of office furniture similar in class or to that listed in the general · suppigy schedule, and not exceeding $120,000 for rent of buildin in R°“‘·D·C· the istrict of Columbia: Promkled, That this appropriation shalfliot §g;’,’}§g;m be available for rent of buildings in the District oFCol)umbia if suitable ` space is provided by the Public Buildingjs Commission. To enable the Interstate Commerce ommission to enforce com- ,,,E¥,‘,$,"§,,$§,,,,,§‘,,‘{°°"°‘* pliance with section 20 and other sections of the Act to regulate 36l’¤¤3g,t P- 593: V¤1· commerce as amended by the Act approved Jnme 29, 1906 and as 14liia,;S.4sa. apnended by the 'Igrlansportation Act, 1920, including the employment o necessa s eci account' ent or examiners, $600,000. . To enallll; tlie Interstate 1C1<§rri·§1erce Commission to keep informed plildildceilsly amy °p` regarding and to enforce compliance with Acts to promote the safety 29Y,§{';,_§7{,,§§j @1;%; of employees and travelers upon railroads; the Act requiring common Vfgggagigcarriers to make reports of accidents and authorizing investigations v¤1.:»,_p.sso. thereof; and to ena le the Interstate Commerce Commission to inves— B‘°°“‘g”““*°"°· tigate and test block-signal and train—control systems and appliances intended to promote the safety of railway operation, as authorized by the joint resolution approved June 30, 1906, and the plrovision of the ,,5***;}- 33;,_1>i,*g8:3§¤; Sundry Civil Act approved Mai 27, 1908, including the employment 212. ZT ’ i ’ ’ of inspectors, and per diem in 'eu of subsistence when allowed pur- 1$‘i§_§§f‘},?“6g*3f"“°°· suant to section 13 of the Sundry Civil Appropriation Act approved A st 1, 1914, $313,600. _ _ L$dluation of property of carriers: To enable the Interstate Com- ,,,{,‘§{,‘§,‘§'_.,_ ”’“““°“ merce Commission to carry out the objects of the Act entitled "An ,,,V;¤g;1"» P- ms Vol- Act to amend an Act entitled ‘An Act to regulate commerce} ap- ' ° proved Febru 4, 1887, and all Acts amendatory thereof," by providing for a xiellhation of the several classes of property of carriers mm I k subject thereto and securing information concerning their stocks, P di °“‘° ° bonds, and other securities, approved March 1, 1913, including per w%.ai?i>l°sso. °°°°' diem in lieu of subsistence when allowed Hpmsuant to section 13 of the Sundry CivilA propriation Act approv August 1, 1914, and includ- R t D C ' or not exceedping $20,000 for rent of buil in the District of Pm] ' Clcldumbia, $1,750 ,000: Provided, That this appropriation shall not be Gdzivdllltllon. available for rent of buildinglsjn the District of olumbia if suitable space is rovided bg the Pu he Biuldmgs Commission. S,,°,mm0,,veb0u, For all) authorize expenditures under the provisions of the Act of ¤rg,_glr¤,” m V L February 17, 191 1, “To promote the safety of employees and travelers lo, pfewf p' ’ ° upon railroads by compelling common carriers engaged in interstate commerce to equip their l0C0m0t1VeS Wlth safe and suitable boilers vo, 38 P lm, and appurtenances thereto/' and amendment of March 4, 1915, ex- ’ ' tending " the same powers and dntles with respect to all parts and appurtenances of the locomotwe and tender/’ moluding such stenogpgphic and clerical help to the chief IIISPGCCOP and his two assistants 33 the Interstate Commerce Commission may deem necessary, and Perdimmmtm for per diem in lieu of subsistence when allowed pursuant to section v¤1.ss,p.cso. 13 of the Sundry Civil Appropriation Act approved August 1, 1914, $29°#0O0· Lincoln Memorial LINCOLN MEMORIAL COMMISSION. Commission. The appropriation for expenses of dedicating the Lincoln Memorial, _§§i°$`§·i§lim' ami containedp in the Sundry Civil Aplpro riation Act for the fiscal year “‘§“,.;,gp.;so. 1920, is continued and made ava' able for the same purpose during the fiscal year 1921. AdvisorvCcmmlttee NATIONAL ADVISORY CO , FOR AERONAUTICS. fer-*·¤r¤¤¤i-mcs- Alle ses. For scientific research, technical investigations, and special reports ,OV;1§?i¤· 930: Volin the field of aeronautics, including the necessary Ia oratory and ’ “ technical assistants; traveling expenses of members and employees; 4-i2s1°-21—es’