FROM THE ARCHIVES Black Russian Terrier
The Tall Black Russian is prepared in the same manner as the Black Russian, except that it is served in a taller glass. T he Black Russian Terrier is also quite tall, standing at 25-29 inches (64-74 cm). But the size thing is just a coincidence; the tall working dog should never be confused with the tall coffee cocktail.
Full article in SPED magazine, October 2007, page 32