"Katchor has written several works of musical theater, including "The Rosenbach Company" (a tragi-comedy about the life and times of Abe Rosenbach, the preeminent rare-book dealer of the 20th century); "The Slug Bearers of Kayrol Island, or, The Friends of Dr. Rushower", an absurdist romance about the chemical emissions and addictive soft-drinks of a ruined tropical factory-island; "A Checkroom Romance", about the culture and architecture of coat-checkrooms, and "Up From the Stacks", about a page working the stacks of the New York Public Library in 1975.All feature music by Mark Mulcahy.