Shellfish productivity 1714 



products 1454 



propagation 960 



center, state establish a 1251 



purification (see also depuration, shellfish depuration) 619, 2086 



quality, tests of 409 



, raw 121, 157,. 409, 693, 1549, 1677, 1678, 1771 



, reconnaisance of 753 



regulations (see also laws and regulations) 155 



resources (see also resources) 155, 244, 245, 1770 

 , distribution of 1866, 1867 



, managing 927 



. safe 1893 



samples 567 



sanitation (see also sanitation) 382, 980 



Sanitation Program Manual of Operations 357, 567, 876 



shipments returned 1196 



species 1891 



standards 890 



studies 1421 



survey 885 



methods 485, 490, 752 



tissue 157 

 , transmission in 1224 

 , underutilized 798 



used in less than half as many households as fish 1736 



waters 4 6 



which have not been heat-treated, prohibit sale of 887 



Shellfisheries 124, 150, 467, 658 



of Massachusetts 1840, 1841 



Shellfishermen 140, 1067, 2121 



, professional 1067 



Shellf ishermens Association 140 



Shellf ishery, destroy lucrative 1001 



, loss of a 467 



Shellfishes 328, 592, 859, 1310, 1708, 1733 



did not suffer damage 900 



, produce one million pounds of meats of commercial 1589 



, scientific and common names of 1395 



Shellf ishing, grounds open and closed to 1390 



prohibited 409 



Shells 134, 426, 458, 824, 833, 1025, 1032, 1035, 1058, 1345, 1459, 1506, 1546, 1697, 

 1698, 1875, 1903, 1909, 2177, 2183 



, air dried 102 



, ancient Canadian 1262 



, bivalve 2099 



, check marks on 833 



806 



