[ [70] These propositions, any more than the others mentioned in different parts of this work, were never digested into a regular treatise, as was evidently intended by the author, and consequently are not to be found, except perhaps in some of the volumes of the author’s manuscript collections.
[ [71] See chap. ccxciii. cccvii. cccviii.
[ [72] See chap. cclxxxvii.
[ [73] This book on perspective was never drawn up.
[ [74] See chap. ccxcii.
[ [75] See chap. ccxii. ccxlviii. cclv.
[ [76] There is no work of this author to which this can at present refer, but the principle is laid down in chapters cclxxxiv. cccvi. of the present treatise.
[ [77] See chapters cccvii. cccxxii.
[ [78] See chap. cxvi. cxxi. cccv.
[ [79] See chap. cccxiii. and cccxxiii.