002790a00a22001090004500245005300000100001900053260003500072260000900107300002400116760001100140015001800151  aThe Harmonies of Nature or The Unity of Creation  aHartwig, Dr. G  bLondon:Longmans, Green and Co.  c1866  a1-405pgs with index  bH Room  aList No. 1979