Although Spenser and Shakespeare coined blends ("wrizzled" and "glaze" respectively), it was not until Lewis Carroll's "Jabberwocky," begun in 1855 but not completed and published until 1872, that the blend became a truly popular method of word coinage. One measure of the blend's recent popularity is a list of twenty-nine synonyms for "blend" itself published in the December 1933 issue of American Speech.
"Blends, Portmanteaus, Centaurs,"
Word Ways: Vol. 10
, Article 14.
Available at: http://digitalcommons.butler.edu/wordways/vol10/iss3/14