This section is from the book "The Dogs Of Great Britain, America, And Other Countries. Their Breeding, Training, and Management in Health and Disease", by John Henry Walsh (Stonehenge). Also available from Amazon: The Dogs Of Great Britain, America And Other Countries.
These external applications, otherwise called liniments, are extremely useful in the dog, for strains, or sometimes to relieve muscular inflammation, or chronic rheumatism of the joints Mustard, ammonia, laudanum, and turpentine, are the chief agents employed.
42. - Best mustard, 3 to 5 ounces. Liquor of ammonia, 1 ounce. Spirit of turpentine, 1 ounce. Mix into a thin paste, and rub into the part affected.
Embrocation for strains or rheumatism:
43. - Spirit of turpentine, Liquor of ammonia, Laudanum, of each 1/2 ounce.
Mix, and shake well before using, then rub in.