SEV ENT Y-FI RST CONGRESS. SESS . II. CH. 184 . 1930 .
203 mechanical devices used in the industries and by the Government, including the practical specifications for quality and performance of su ch dev ices, and the fo rmula tion o f met hods of ins pecti on, l abora- to ry, and serv ice tests, including p ersonal ser vices in th e District of Columbia and in the field, $235,000 ; Standard materials : For purchase, preparation, analysis, and dis- standards for ing chemical analyses . lyses tribution of standard materials to be used in checking chemical analyses in the testing of physical measuring apparatus, including personal services in the District of Columbia and in the field, $10,600
Investigation of radioactive substances and X rays : For an Radioactive sub stances and x-ray in . investigation of radioactive substances and the methods of their vestigations . measurements and testing ; for investigations relative to the develop- ment of standard specifications for X-ray equipment and operation ; for the investigation of the hazards of X-ray practice ; for the test- ing and standardization of X-ray protective materials ; for the stand- ardization and design of X-ray testing equipment ; for the determinaa t ion of fund amenta l phy sical const ants essen tial t o X-r ay dia gnosi s and therapy to X-ray analysis of materials and to other technical and scientific applications, including personal services in the District of Columbia and in the field, $31,500 ;
Utilizing waste prod . Utilization of waste products from the land : For the survey of the nets from the land, possibilities of the industrial utilization of waste products from the land, including cooperation with colleges, other institutions, and manufacturers, including personal services in the District of Colum- bia and in the field, $52,700 ;
Automotive engines, Investigation of automotive engines : For the promotion of econ- investigations, etc . omy and efficiency in automotive transportation by land and by air through investigations of the basic principles underlying the design, performance, operation, and testing of automotive engines, their fuels, lubricants, accessories, and the power transmitting system used in connection with them, also such elements as brakes and brake linings ; to promote economy in the use of liquid fuels and safety in vehicular traffic, including personal services in the District of Colum- bia and in the field, $50,000 ;
Dental materials in- Investigation of dental materials : To investigate the physical and oestigations, c hemi cal pro per ties of den tal mat eria ls, inc lud ing the met hod of their application and the causes of deterioration of such materials in service, for the purpose of developing standards of quality and standard methods of test, including personal services in the District of Columbia and in the field, $10,000 ;
Coop erativ e work During the fiscal year 1931 the head of any department or inde- with departments, etc ., pendent establishment of the Government having funds available for in ns; scientific investiga- pendent investigations and requiring cooperative work by the Bureau of Standards on scientific investigations within the scope of Transfer of funds to the functions of that bureau, and which the Bureau of Standards credit of Bureau . is unable to perform within the limits of its appropriations, may, with the approval of the Secretary of Commerce, transfer to the Bureau of Standards such sums as may be necessary to carry on such investigations . The Secretary of the Treasury shall transfer on the books of the Treasury Department any sums which may be author- ized hereunder, and such amounts shall be placed to the credit of the Bureau of Standards for the performance of work for the depart- ment or establishment from which the transfer is made, including, w here n ecess ary, c ompen satio n for perso nal s ervice s in the Di stric t of Columbia and in the field ;
Attendance at tech- Appropriations herein made for the Bureau of Standards shall nical, etc ., meetings, be available for expenses of attendance at meetings concerned with standardization and research, or either, when incurred on the written authority of the Secretary of Commerce, and for the compensation
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