- 622 - 
Oil emulsion, 1628, 1641, 1655, 1656, 1667, 1671, 1726, 1729, 
1752, 1733, 1737, 1738, 1740, 1743, 1746, 1749, 
2317, 2319, 2338, 2367, 2475, 2481, 2482 
Oil, linseed, 2217 
11 miscible, 1616, 1641, 1713, 2067, 2119 
11 phytonomic, 2264 
11 pine tar, 2189, 2218, 2232, 2234, 2244, 2247, 2263, 2267 
11 Sunoco, 2245 
" vegetable, 2255 
" Volck, 1586, 1729,- 1731, 1735, 1832, 2233, 2245, 2251 
Oleate, potassium, 2084, 2218, 2241, 2243, 2245, 2257 
" sodium, 2043, 2154, 2156, 2158, 2239, 2241, 2245, 2252 
Oleic'acid, 2193, 2194, 2198, 2199, 2206, 2232 : 
Orgyia antiqua, 2133 
Orthezia ins ignis, 2104, 2198 
Otiorhynchus sulcatus, 2064 . 
Ovicide, 1588, 1607, 1608, 1611, 1613, 1637, 1640, 1665, 1669, 1717, 
1720, 1722, 1729, 1730, 1731, 1733, 1738, 1740 - 1742, 
1745, 1767, 1802, 1815, 1829, 1331, 1854, 1885, 1909, 
1921, 1932, 1936, 2021, 2075, 2077, 2081, 2102, 2129 
2130, 2132, 2134, 2135, 2138, 2139, 2159, 2172, 2188, 
2233, 2248, 2270, 2297, 2416, 2444 
Ox-gall, 1783 
Oxidus gracilis,- 2116 
Oxygrapha comariana, 1842 
Pncbypsylla celtides, 2081, 2084 
Palaeacrita vernata, 1843 
Panolis flammea, 1897 
" piniperda, 1896 
Pantomorus fulleri, 2104 
Parabolocratus viridis, 2411 
Paraffin, 1592, 1851, 2225, 2258 
Paralysis, 2088, 2121, 2122, 2137, 2140, 2146, 2147, 2149, 2150, 
2151, 2155, 2157, 2170, 2178, 2302, 2424, 2455 
Parasites, 2006 
Paratetranychus "bicolor, 2084 
11 heteronychus, 2496 
11 ilicis, 2256 
Faratrioza cockerelli, 2185 
Paresis, 2137 
Paria canella, 2104 
Paris green, 1581, 1583, 1587, 1846, 1861, 1888, 1930, 2066, 2189, 
2490 
Parlatoria proteus, 2104 
Parornix guttea, 1939 
Paste, 2067 
Patents, 1959, 2039 - 2043, 2265 
Pear sucker, 2204 
