Correspondence 1853-1908
Ysabel Arguello Den correspondence 1892-1902
Agustin Olvera correspondence and other material 1853-1877
Legal documents 1903-1936
Termination of trust agreement (heirs of Nicholas A. Den) 1930
Rafaela Senter estate distribution letter 1930
Letter to Mrs. Ysabel Arguello Den 1935
Alfonso L. Den et. al. vs. S.M. Spalding undated
Letter, Chase vs. Wells et al. 1936
Indenture document, Catherine M. Bell 1903
Ysabel Bonebrake vs. Catherine Bell undated
Bargain and sale deed Ysabel De, Mexican Vitro Tile Company shares 1905
Ysabel and Percy L. Bonebrake vs. Catherine and John S. Bell, G.C. Welch, Emanuel R. Den et als. undated
Prospectus R.R. Mazatlan to Sinaloa, Mexico undated
Case history of the dispute over ownership of Goleta Sandspit, timeline undated