Correspondence
Letters from various persons, 1837-1849.
Letters from various persons, 1851-1878.
Letters from various persons, undated.
Miscellaneous correspondence: letters to and from others than Warren, 1845-1863.
Drafts and copies of letters from Warren to various persons, 1848-1862.
Correspondence and papers relating; to the establishment of the California Agriculture Society, chiefly addressed to Warren, 3 April-17 October 1855.
Editorials and Contributions for The California Farmer - Letters and Manuscripts
1860-1867.
1852-1859.
1876-1879.
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Group of editorials removed from a folder marked: 1859-1878.
Accounts, receipts, etc. relating to Warren's nursery business in Sacramento and to the California farmer, 1844-1874.
Miscellaneous papers including cards for advertisements, proofs and clippings, miscellaneous items printed in part or in their entirety, and a list of the original subscribers to the California farmer, ca. 1850-52.
Items in envelope, marked: This envelope contains manuscripts of J.L.L. Warren and California farmer.