1058 
DECIMAL CLASSIFICATION 
Oak 
botany 583.976 
forestry 634.9721 
silk worms silk industry 677.423 
Oakland city, Cal. hist. 979.466 
* co. Mich. “ 977.438 
Oases physical geografy 551.58 
Oat grass forage crops 633.265 
Oaths 
ethics 179.5 
legal 347.94 
of allegiance pol. sci. 323.62 
offis legislativ bodies 328.361 
soverens customs 394.43 
Observation 
errors probabilities 
game 
hives bee keeping 
instruments manuf. 
mental faculties 
World war - air servis 
Observations astronomy 
auxiliary 
of comets 
moon 
planets 
stars 
sun 
Oats Observatories 
agriculture 633.13 astronocuiy . 
botany 584.9 meteorologic 
peas, beans game 796.13 school apparatus 
smuts fungi 589.227 ] bildings 
zootechny 636.08613 Observing 
I0axaca, Mexico history 972.7 chairs astronomy 522.28 
Obadiah Bible 224.91 powers education 372.3 
10bbia sultunate hist. 967.76 Obsession domsoniac 133-4 
Obedience doctr. theology 234.6 apiriism 133.9 
family ethics 173.6 Obsidian lithology 552.23 
Obelisks antiquities 913.32 Obstacle races horsemanship 798.45 
—— 718 Obstetric operations 618.8 
3 Obstetrics gynecology 618.2 
Oberammergau pass’n play 792.1 
. . Obturator 
Obesity diseases 616.39 
. artery anatomy 
physiology 612.3979 extents 
Obex anatomy 611.8185 \ 
y . internus 
Obituary addresses bg. oe . Occipital 
Object glass telescopes 522.24 artery anatomy ort 3328 
teaching education 372.3 glands of neck * 611 pr 
Objectivs microscopy 578.2 lobe of brain S11.91318 
Oblates monast. orders 271.76 Necipito- 
Obligations soc. ethics 177.8 atlantal joints anatomy 611.7211 
Oblique axial “ 6rr.7211 
arches arch. construc. 721.42 frontalis muscle “ 611.7322 
muscles, abdom. anat. 611.7363 Occult sciences 133 
of hed “ 611.7318 Occultations 
perspectiv descr. geom. 515. 61 and transits, astronomy 
projection“ “ 515-3 finding longitude 
Obliquity of ecliptic 525.32 Occultism 
Oblong grapes 634.8365 Occupation 
Oboe musical instrum. 788.7 choice of 
1Obok history 967.71 territorial ~~ pol. sci. 
Obrenovatz World war 1915 940.4256 therapeutics 
Obrenovics swine 636.472 Occupations 
10’Brien co. Ia. history 977.714 dangerus economics 331.823 
Observantines  relig. orders. 271.32 | injurius hygiene 613.6 
Topics in black face type are subdivided. Superior figures refer to the tables at the end of this inde: