Histamine 699, 1813, 1855, 1967 

 Histidine 1816, 2140 

 Histochemical analysis 199 



reactions for mucosubstances 845 



study 160, 764, 841, 844, 848, 849, 851 



tests 840 



Histochemistry 845, 846, 847, 938, 1373 

 Histologic technique 1472 

 Histological architecture 926 



changes 602 



details 843 



investigations 848 



__ study 160, 841 



Histology 707, 938, 1239 



Histopathologic finding 2054 



Histopathological observations, conventional 323 



Histopathology 1422 



History: bivalve classification 1402 



: duck industry 1033 



: fisheries 150, 266, 317, 546, 657 



: National Shellfish Sanitation Program 1893 



: shellfish industry 1877 



Hoes 1303, 1656, 1672, 2084 



Hog Island Bay, Va. 804 



Hogchoker 1904 



Holderness coast, England 1463 



Holding 1557 



Holland 1928 



Hollinshead strain 1081 



Holothurians 1847 



Homarine 636 



, distribution of 636 



Homarus 1617 



Homogenates 386, 387 



Homogeneity, interfere with attainment of 1054 



Homogeneous 419 



Horizon, quaternary 1519 



, tertiary 1519 



Hormone, plant 914 



Hormones 622, 871, 1882, 1970 



, circulatory 1975 



Horn Island, Miss. 53, 266, 1337 

 Hospital, coastal 1224 

 Host 320 



, animal 455 



leucocytes 328 



relationships 884 



717 



