These may be divided into such as affect the external and the internal parts of the ear. Among those of the flap of the ear are, eruption around the edge of the ear.

A scurfy roughness spreads around the edge of the ear, attended with a little thickening of the part, and intolerable itching. An eighth part of mercurial ointment should be added to the common dog mange ointment, and a little of the compound well rubbed into the ear morning and night.

Recipe (No. 2). Mange Ointment

Take - Common horse turpentine, and Palm-oil, of each a pound; Train-oil, half a pint: melt them together, and when they begin to cool, stir in Flower of sulphur, three pounds.

At the same time, as this is usually connected with some mangy affection, a physic ball (Recipe No. 1 P. 138) should be given on every fifth morning, and an alterative ball on each of the intermediate days.

Recipe (No. 3). Alterative Bails

Take - Flower of sulphur, two pounds and a half; Nitre, half a pound; Ethiops mineral, four ounces; Linseed-meal, half a pound; Palm-oil, one pound: Beat them all together, and keep the mass in a jar for use. In. winter a little more, and in summer a little less, of the palm-oil must be used.

Huntsmen and gamekeepers are fond of the sulphur vivum, and use it instead of the yellow sulphur; but it contains little more than the earthy residuum after the sulphur has run. through a crucible, except that it often contains some poisonous mineral, as arsenic.

Spaniels are most subject to this scurfy affection of the edge of the ear; pointers frequently have a more serious complaint.