The adjective Oxonian doesn't refer to oxen but to this town or its university
Oxford
Grown for its edible root celeriac is a variety of this vegetable
Celery
The year Lincoln was shot, this author published "Alice's Adventures in Wonderland"
Lewis Carroll
Speaking of manners or oil, it's the opposite of refined
Crude
He lived from 1638 to 1715 & was King of France for all but five of those years
Louis XIV
"The Moor's Pavane" is a ballet of love, betrayal & death, based on this play
Othello
Like the fields it's grown in, the dry, fresh grain of this plant is called paddy
rice
While da Vinci was painting the Mona Lisa, this man was on his 4th & last voyage to the New World
Columbus
Pronounced one way it's an antonym of take, pronounced another way it's an antonym of absent
Present
Nicknamed "Canmore" or "Big Head", Malcolm defeated & killed this ruler at Lumphanan, Scotland in 1057
Macbeth
State, whose official state poem is "Howdy Folks"
Oklahoma
This substance is made from the milky juice of the Castilla elastica plant
rubber
In 1789 the Marquis de Sade was stuck in an insane asylum & this captain was stuck in a boat & set adrift
Captain Bligh
Drop one letter from feast and you have this antonym
fast
Having killed the son he named his successor, he left Russia to the feeble-minded Feodor
Ivan the Terrible
Augustus Caesar's sister, her name is similar to his other name
Octavia
Nodules on the roots of beans fix this element from the atmosphere
nitrogen
The only one of the Three Bs of classical music who was composing while Mark Twain was writing
Brahms
President whose last name is an antonym of deny
Grant
This former Olympic gold medalist fled Greece in 1967
Constantine (II)
Albania was part of this empire for over 400 years, until 1912
The Ottoman Empire
The benjamina species of this genus is the one most commonly grown as a house plant
Ficus
Both born in 1564, one saw the phases of Venus, the other wrote the poem "Venus and Adonis"
Galileo and Shakespeare
P.T. Barnum used this antonym of entrance to trick people into exiting his museum
egress
2 of the 3 countries over which Canute the Great reigned
(2 of) Denmark, England or Norway