[p. 160]: goes round him 87 days -> goes round him in 87 days

[p. 161]: Eclipses and revolulution -> Eclipses and revolution

[p. 167]: Jacobus Ptlaumen -> Jacobus Pflaumen

[p. 168]: set set down -> set down

[p. 172] Table 2, 1st column, 6th row: 1388 -> 1488

[p. 174]: duplicate entry for 1606 Sept 2. removed

[p. 177]: foretold by Thalls -> foretold by Thales

[p. 180]: the Eclipse is annualar -> the Eclipse is annular

[p. 193]: EAAMPLE II. -> EXAMPLE II

[p. 202]: these two Fquations -> these two Equations