bay wh 8 . = OTHER MONITORING Milk Supplies Dried milk from several sources in the United States and abroad has been analyzed. A complete summary of the data is given in Table 11, The high value for Mandan led to analysis of soil and animal bone for this region, The bone ren 2h pyc/g Ca and the soil 6.1 pue/g Ca with 10 me/mi>. Neither the fallout nor the activity relative to calcium is high for the soil, yet the bone value is what might be expected from the high level in the milk. The milk samples from other sites are reasonably close to the level found for New York. Fish Samples Canned tuna of know origin plus canned Alaska salmon and bonito are analyzed on a regular basis. analyses to data are given in Table 12. The results of all There are no apparent trends. Pittsburgh Rein Collection Rainfall has been collected since 2/25/55 at Pittsburgh. The collections are made by Nuclear Science and Engineering Corporation with a pair of tubs having a total area of 5.16 square feet. The collection periods are of irregular length and the analyses are performed at NSE. Mg. 7. The cumulative data are shown in