KAA Church history 780
KAB Church history 30-500; early Christianity 15,221
KAC Church history 500-1500; Middle Ages 1,290
KAD Church history 500-900; early Middle Ages 842
KAE Church history 900-1300; high Middle Ages 1,049
KAF Church history 1300-1500; late Middle Ages 341
KAG Church history 1500-1648; Reformation; humanism; Renaissance 2,004
KAH Church history 1648-1913; modern history 1,920
KAJ Church history 1914-; recent history 3,225
KBA Western Europe 102
KBB German language area 1,390
KBC Switzerland 120
KBD Benelux countries 319
KBE Northern Europe; Scandinavia 186
KBF British Isles 474
KBG France 310
KBH Iberian Peninsula 275
KBJ Italy 811
KBK Europe (East) 430
KBL Near East and North Africa 2,643
KBM Asia 532
KBN Sub-Saharan Africa 1,550
KBP America 74
KBQ North America 838
KBR Latin America 277
KBS Australia; Oceania 74
KCA Monasticism; religious orders 659
KCB Papacy 584
KCC Councils 222
KCD Hagiography; saints 415
KDA Church denominations 31
KDB Roman Catholic Church 3,370
KDC Old Catholic Church 9
KDD Protestant Church 3,456
KDE Anglican Church 254
KDF Orthodox Church 434
KDG Free church 1,156
KDH Christian sects 86
KDJ Ecumenism 1,312