Letter from Dalen, Dr. C. to John Gould, February 28, 1842 [removed from MS 304:52.1

Letter from Lafresnay, Baron Frédéric de to John Gould, May 15, 1841 [removed from MS 304:40.32]

Letter from Gould, John to Lord Derby, December 20, 1842 [removed from MS 304:41.11]

Letter from Gilbert, John to John Gould, January 2, 1843 [removed from MS 304:41.11]

Letter from Gilbert, John to John Gould, April 18, 1843 [removed from MS 304:41.11]

Letter from Prince, Edwin to Lord Derby, August 4, 1843 [removed from MS 304:41.11]

Letter from Gould, John to Lord Derby, September 2, 1843 [removed from MS 304:41.11]

Letter from Gould, John to Lord Derby, February 5, 1844 [removed from MS 304:41.11]

Letter from Gilbert, John to John Gould, June 8, 1844 [removed from MS 304:41.11]

Letter from Gould, John to Lord Derby, July 10, 1845 [removed from MS 304:41.11]

Letter from Gould, John to [John Gilbert?], January or February 1842 [removed from MS 304:41.5]