75/2258 Huygens, Chr. Opera varia. Leyden, Janssonius vander Aa, 1724, 4 parts in 1 vol. w. continuous pagination, (16),776,(18)p., 2 ident. engr. title-vignettes, 56 fold. plates, contemp. panelled calf w. mor. letterpiece, 4to.

- Lacks the portrait; partly yellowed. Binding sl. rubbed and stained.

= Bierens de Haan 2238; Houzeau/ Lancaster 3428; Hoogendoorn Huy20. The first collected edition by W.J. 's-Gravesande containing several of Huygens' most famous works, i.a. dealing with clocks, the rings of Saturn, geometry and optics. From the library of Bob Luza, with his bookplate on upper pastedown. SEE ILLUSTRATION PLATE XCVI.