VOL, II BOOK 5 SECTION 9. CHAPTER IV SECTIONS 9 - 11 TASK UNIT 8 Support provided to Task Unit 8 consisted of the services of an electrician and a plumber to connect the air compressor in the Photo Laboratory of Bldg. 210 on Site Elmer; the installation of two shelves, one of which was fabricated by Holmes & Narver; the transfer prior to M-Day of photographic equipment from the Photo Laboratory to certain ships lying out in the lagoon, and on MRDay, the re-transfer of the equipment back to the Photo Laboratory; and the furnishing of an improved film drier, with a greater continuous supply of compressed air than was originally available from the compressor. Man hours, 17. 5. SECTION 10. TASK UNIT 9 Support furnished to this group included miscellaneous carpentry, installation of a mounting bracket and antennae for a radio station, water and land transportation of men and equipment, repairs to generators, installation of a compressed air line to the laboratory, connection of reefer trailers to power sources, changing of batteries, and filling of 75 bags of sand. SECTION 11. Man hours 166. TASK UNIT 10 Support services furnished this unit were as follows: a machinist was supplied on a continuing basis for work in the Administration Compound Laboratory; a blackboard was fabricated and installed in the conference room; sundry electrical connections were made on equipment in the laboratory; a "hot plastic" dip tank was disconnected from the power panel in Bldg. 342. The assistance of Holmes & Narver Jobsite Engineeringin conducting a corrosion experiment was requested by J-6, Los Alamos. Services provided in this experiment included fabrication of a rack approximately 2" x 12" x 10'-0" with legs about two feet long; photographing of the initial test setup and at various times during the test; furnishing of a tarpaulin to cover a portion of the test rack; and assignment of one engineering staff member to follow the test through to its completion. The test procedure involved handling of 14 aluminum boxes 12" x 8" x 4"' which were mailed to the LASL in amounts of from one to four at a time at definite periods within a total period of ten weeks. Date and time of pickup was noted on each box before air mailing. Each box was wrapped in a moisture-proof sealing container, and silica gel dessicant was placedina small bag inside the sealing wrapper with the box. A daily weather report for each period was included with each box, containing readings taken at ground level that provided data relative to wind velocity, temperature, relative humidity, and precipitation. <A total of 197 man hours was applied to the above serv- ices.