Mount Hornsby is a prominent snow-capped mountain

Mountain

Image:Himalaya_annotated.jpg|thumb|right|The Himalayan mountain range with Mount Everestrect 58 14 160 49 Chomo Lonzorect 200 28 335 52 Makalurect 378 24 566 45 Mount Everestrect 188 581 920 656 Tibetan Plateaurect 250 406 340 427 Rong River...

 on the south side of the middle reaches of Sjogren Glacier

Sjogren Glacier

Sjogren Glacier is a glacier 12.5 miles long in the south part of Trinity Peninsula, flowing southeast from Detroit Plateau to enter Prince Gustav Channel at the head of Sjögren Inlet, south of the terminus of Boydell Glacier. Discovered in 1903 by the Swedish Antarctic Expedition under...

, Trinity Peninsula

Trinity Peninsula

Trinity Peninsula is the extreme northern portion of the Antarctic Peninsula, extending northeastward for about from a line connecting Cape Kjellman and Cape Longing. Dating back more than a century, chartmakers used various names for this portion of the Antarctic peninsula, each name having some...

. Mapped from surveys by Falkland Islands Dependencies Survey (FIDS) (1960–61). Named by United Kingdom Antarctic Place-Names Committee (UK-APC) after Richard Hornsby

Richard Hornsby

Richard Hornsby was born in Elsham in Lincolnshire on June 4, 1790. He lived with a farming family, the son of William Hornsby and his wife Sarah.-The formation of his company:...

 and Sons of Grantham, who designed and constructed several highly successful chain-track vehicles for the British War Office, the first "caterpillar tractors," 1904-10.