Pori'r Catalog :: Discovery Services

Rhif Galw (Dewey) Rhif Galw (LC) Awdur Pwnc Genre Rhanbarth Cyfnod

000 - Computer science, information, general works 1,663 100 - Philosophy & psychology 590 200 - Religion 223 300 - Social sciences 12,188 400 - Language 1,097 500 - Natural sciences and mathematics 1,392 600 - Technology (Applied sciences) 3,703 700 - The arts 1,029 800 - Literature (Belles-lettres) and rhetoric 3,543 900 - History & geography 1,758

510 - Mathematics 516 Dangos Cofnodion 530 - Physics 314 Dangos Cofnodion 570 - Biology 212 Dangos Cofnodion 500 - Natural sciences and mathematics 85 Dangos Cofnodion 540 - Chemistry and allied sciences 79 Dangos Cofnodion 550 - Earth sciences 65 Dangos Cofnodion 590 - Animals 47 Dangos Cofnodion 580 - Plants 45 Dangos Cofnodion 520 - Astronomy and allied sciences 27 Dangos Cofnodion 560 - Paleontology 2 Dangos Cofnodion