[Figure 11]
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[Figure 16]
[Figure 17]
[Figure 18]
[Figure 19]
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[Figure 21]
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Apollonius <Pergaeus>; Lawson, John, The two books of Apollonius Pergaeus, concerning tangencies, as they have been restored by Franciscus Vieta and Marinus Ghetaldus : with a supplement to which is now added, a second supplement, being Mons. Fermat's Treatise on spherical tangencies