hardcore Zukofsky scholars may want to now that his preferred Century Dictionary is available here online. (Robert M. of Seattle the only person I know with a hard copy, though I have the smaller revised one)

"..s (15'i), n. [F., a coin, so named from Louis XIII.] A gold coin of France.--I...
.. first struck in 1640, in the reign of Louis XlII., and coined continuously the..
.. the republican and Obverse. Reverse. Louis d'or. imperial 20-franc piece was..
..or. imperial 20-franc piece was styled louis, and is still some. times so styl..
..-i-zet'), n. [F.: so called from a Dr. Louis: see guillotie.] A former name (i..
..Louisiana. louisine (15-i-zSn'), n. [4 Louis or Louise, a person's name, q- -i..
..t silk material used for summer wear. Louis-Quatorze (15'i-ka-t6rz'), a. [F.] ..
..on prevalent in France in the reign of Louis XIV. (1643-1715), and copied in ot..
..irit of the age. In decorative art the Louis-Quatorze style embraces several ne..
..assed all previous work of this kind. Louis-Quinze (15'i-kafiz'), a. [F.] An e..
..ure and decoration which succeeded the Louis-Qua- torze style, and characteriz..
..e style, and characterized the reign of Louis XV. (1715-74). In it the peculiar..
..ament of this style is termed rococo. Louis-Seize (15'i-saz'), a. [F.] An epit..
..ch prevailed in France in the reign of Louis XVI. (1774-92), distinguished by ..
..return to greater simplicity than under Louis XV., and not seldom by the aim to..
.. during the prevalence of this style. Louis-Treize (15'i-traz'), a. [F.] An ep..
..oration characteristic of the reign of Louis XIII. (1610-43), or in general of .."