Practical Manual for the Study of Clefs Dandelot - Publisher: ESCHIG - Edition: New Edition Used as a solfège textbook during my student days. Pencil markings have been mostly erased, but there may be some areas where they are not completely gone. The condition is quite good for a used item. There is some discoloration on the inside of the cover due to aging, but it did not show up clearly in the photos.