G. J. Fieberger to Thomas Lincoln Casey, March 22, 1892

G. J. Fieberger to Thomas Lincoln Casey, March 24, 1892

G. J. Fieberger to Thomas Lincoln Casey, March 9, 1892

G. J. Fieberger to Thomas Lincoln Casey, May 18, 1892

G. J. Fieberger to Thomas Lincoln Casey, May 25, 1892

G. K. Gilbert to Thomas Lincoln Casey, November 30, 1886

G. L. Gillespie to Thomas Lincoln Casey, September 1, 1894

G. L. [illegible] to Thomas Lincoln Casey, May 7, 1886

G. Leverich to Thomas Lincoln Casey, March 30, 1876

G. Lindenthal to Thomas Lincoln Casey, April 3, 1895

G. M. Bodge to Thomas Lincoln Casey, February 17, 1886

G. M. Greene to Thomas Lincoln Casey, August 8, 1872; Thomas Lincoln Casey to G. M. Greene, undated

G. M. Thomas to John M. Wilson , June 5, 1889

G. M. Thomas to Thomas Lincoln Casey, June 2, 1888

G. Morosim to Mrs. [Rutherford B.] Hayes, August 3, 1878

G. S. Robbins & Son to Thomas Lincoln Casey, November 9, 1855

G. W. Davis to Thomas Lincoln Casey, September 10, 1878

G. W. Deissor to Thomas Lincoln Casey, April 17, 1873

G. W. Diesser to Thomas Lincoln Casey, June 20, 1873

G. W. Randall to Thomas Lincoln Casey, July 6, 1881

G. W. W. Davis to Thomas Lincoln Casey, April 11, 1882

G. W. W. Davis to Thomas Lincoln Casey, May 19, 1882

G. [illegible] to Thomas Lincoln Casey, March 26, 1875

Garrett J. Lydecker to Thomas Lincoln Casey, June 29, 1892

Gas board in executive office, 1878

Genealogical notes, undated

General A. A. Humphreys to Thomas Lincoln Casey, August 10, 1870

General A. A. Humphreys to Thomas Lincoln Casey, August 14, 1872

General A. A. Humphreys to Thomas Lincoln Casey, August 19, 1872

General A. A. Humphreys to Thomas Lincoln Casey, August 6, 1870

General A. A. Humphreys to Thomas Lincoln Casey, December 2, 1872

General A. A. Humphreys to Thomas Lincoln Casey, December 4, 1878

General A. A. Humphreys to Thomas Lincoln Casey, February 17, 1875

General A. A. Humphreys to Thomas Lincoln Casey, November 19, 1872

General A. A. Humphreys to Thomas Lincoln Casey, October 5, 1878

General A. A. Humphreys to Thomas Lincoln Casey, September 14, 1873

General A. A. [Humphreys] to Thomas Lincoln Casey, February 7, 1873

General Alexander to Thomas Lincoln Casey, February 12, 1870

Florida G. Casey to Thomas Lincoln Casey, July 3, 1886

Florida G. Casey to Thomas Lincoln Casey, October 22, 1894

Florida G. Casey to Thomas Lincoln Casey, October 28, 1893

Florida G. Casey to Thomas Lincoln Casey, October 30, 1894

Florida Gordon Casey to Thomas Lincoln Casey, June 26, 1888

Foundation and buttressing calculations, undated

Frances O'Reilly to Thomas Lincoln Casey, January 31, 1894

Francis B. Whitcomb to Thomas Lincoln Casey, October 23, 1895

Francis Collingwood to Thomas Lincoln Casey, February 10, 1886

Francis Collingwood to Thomas Lincoln Casey, May 20, 1886

Francis Fassenden to Thomas Lincoln Casey, November 24, 1882

Francis Fessenden to Thomas Lincoln Casey, April 5, 1872