Value of Webster's Encyclopedic Dictionary 1891?

What is the value of Webster's Encyclopedic Dictionary, enlarged and revised to 1891 by Rt. Rev. Samuel Fallows DD? It is a huge volume at 5 inches thick and 2083 pages. The outside cover is taped together, but the inside is still intact. The pages are also in good condition, not showing any moisture or insect damage. It is very readable. In front are color illustrated flags, seals, and signals.

Also in front is a picture of Webster and a memoir of Webster and history of lexicography and list of dictionaries. In the back there are pictorial illustrations and plates, pronunciation of modern geographical names, and population of US cities, over 8000 population, according to 1890 census.

By Marilynn N.G. from New Brunswick, Canada