Document peRJkLZ2OOq5p9Kr93yqJZK8a

CR.I.-149-2 INTERNAL CORRESPONDENCE CHEMICALS AND PLASTICS IfclHatf paui w. McDaniel OM/tm . Medical Dept. 4 th floor New York Off* J. A. Riddle J. L. Myers L. F. Crow Da** January 10, 1969 Origtaetiag D*pC Amnriag hUu data **M Dear Mr. McDaniel: Enclosed are dust count data taken on January 9, 1969. Weather: Cloudy, moderate wind from the south-east. Personnel in the bagging areaB were equipped with r^>irators. There was no dust leakage visible from the overhead screw conveyors under the product storage bins. Opened Standard Grade was being packaged. The dust counts were made off the premises. Sample Blank - 3 24 26 49 57 58 69 65 71 69 75 88 95 109 195 Location Bagging Area Same as above Palletizing Area Same as above General Refining Area Same as above General Rock Fiber Area Same as above North Fence Line Same as above South Fence Line Same as above Shifters Office r Same as above MPPCF 14.1 10.9 9.8 9.8 3.4 3.5 3.8 3.7 4.2 4.5 3.1 3.7 3.4 3.6 We have received the literature for the Phase Microscope, and it is on order. Very truly yours, D. S. Kamens DSK/cg