Duyckinck family.

Evert Augustus Duyckinck (1816-1878) and his brother George Long Duyckinck (1823-1863) were biographers, editors of The Literary World between 1848 and 1853, and editors and publishers of the Cyclopedia of American Literature.

From the description of Duyckinck family papers, 1793-1889. (Unknown). WorldCat record id: 122378692