Harpoon hayfork, [121], [123], [191]
Harris, E., [191]
Harris, S., [191]
Harrows, [21], [162], [183], [196], [272], [388]
Hart, Charles, [220]
Hart-Parr tractor, [220]
Harvester, see Combines; Harvesting; Reapers
Harvesting, implements used in, [11]-[16], [18], [25], [27]-[29], [31], [32], [69], [71], [74], [80], [91], [97], [98], [104], [105], [118], [120], [122], [130]-[132], [134], [135], [141], [143], [144], [149], [153], [160], [164], [171]-[175], [189], [192], [214], [237], [241], [252], [254], [256], [259], [265], [270], [274], [277], [377], [386]
Hathaway, Laurence, donor, [90]
Hay, implements used in connection with, [34], [78], [121], [123], [136]-[138], [146], [147], [152], [157], [168]-[170], [184], [191], [200], [204], [218], [261], [390], [394], [396], [400];
see also, Fodder