Auguste COMTE

First edition.
Bound in half sheep, smooth spine decorated with gilt and blind fillets with a significant lack to foot of spine, one joint fragile, contemporary binding. Work complete with its 5 plates, 3 of which are folding.
Rare copy free from foxing.

First edition.
Some passages have been underlined in green and red ink by a previous owner of the work. Small corner lacks to boards, otherwise a rare and handsome copy complete with its folding chart at the end.

First collected edition.
Spine with two slight lacks at head and some stains, boards slightly and marginally faded, handsome interior condition. Complete with its folding 'calendrier positiviste' at rear.

First edition.
Bradel binding in half brown morocco, smooth spine showing traces of normal wear decorated with a gilt fleuron, date at foot, original wrappers preserved, contemporary binding.
Some foxing.