3 volumes in 1 : title page in red & black, sep. engr title page, portrait ; (folio)

Operum medicorum tomus primus [-tertius] / ... curâ Gregorii Horstii, junioris, Jo. Danielis Horstii.

3 volumes : volumes i, engr. portrait ; (4to)

Operum medicorum tomus primus [-tertius] / [Vols. I and III edited by curâ Gregorii Horstii, Juniorism and vol. II by Johann Daniel Horst].

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