Roll of Company B, 21st Pennsylvania Cavalry. Eighth Corporal Witherow D. Horner was the son of the author's great uncle. He was born March 19, 1842, volunteered in Co. B, and served until the close of the war. He was wounded five days before Lee's surrender, and was confined in the hospital at Washington for four months. He went to Belle Plaine, Kansas, in 1878, and died there. Roll of Company B, 21st Pennsylvania Cavalry. Number 30, Private Theodore B. Horner, was the brother of the author's great-grandfather, born April 17, 1844; married November 18, 1880 to Jennie Hesson of Harney, Maryland; died June 4, 1901. Number 52, G. Washington Sandoe, was the first Union Casualty before the battle of Gettysburg.

• Captain Robert Bell
• 1st Lieutenant James Mickley
• 2nd Lieutenant Henry Lott

Non Commission Officers:

• 1st Sergeant Hugh Paxton Bigham
• 2nd Sergeant C. H. Fulweiler
• 3rd Sergeant Robert McIlhening
• 4th Sergeant Adam B. Black
• 5th Sergeant Washington Withrow
• 6th Sergeant William J. King
• 7th Sergeant Isaac Bucher (C. S. Sergeant)
• 8th Sergeant Isaiah Orr (M. Sergeant)
• 1st Corporal William W. Crooks
• 2nd Corporal John L. A. Young
• 3rd Corporal William B. Reynolds
• 4th Corporal Alexander Bucher
• 5th Corporal Isaac Stochslager
• 6th Corporal J. Harvey Cobean
• 7th Corporal Abraham King
• 8th Corporal Withrow Horner

Buglers:

• 1st Bugler Henry Carr
• 2nd Bugler Robert Mcleaf

Enlistees:

1. Samuel Allison
2. Ephriam Bair
3. Walter Beamer
4. Rush Bigham
5. William Black
6. John  Bosserman
7. David Brinkerhoff
8. John Buckler
9. Calvin Bushey
10. William Carpenter
11. Phillip Cashman
12. Michael Cafsat
13. Clayton Chamberlin
14. Absolom Conrad
15. Thomas Culbertson
16. John Cumer
17. Miller Degroft
18. William Dixon
19. Daniel Decker
20. David Eckert
21. William Freeman
22. Isaac Fritz
23. Craig Geiselman
24. William Geiselman
25. George Haines
26. John Herring
27. John Hoffman
28. James Holtsworth
29. Daniel Hoover
30. Theodore Hoover
31. Barnhart Hollebaugh
32. Peter Hull
33. Ephraim Kism
34. Joseph Kuhn
35. William Lighter
36. John Low
37. John Lower
38. Josiah Lower
39. ______McAlister
40. John W. McCleary
41. Robert Mcreary
42. Luther McDonnell
43. Daivd McGuigan
44. William Mickley
45. Joseph Mills
46. Samuel Musselman
47. Henry Myers
48. John Peters
49. James Rebert
50. Ephraim Reever
51. Frantz Rothenbacher
52. Washington Sandoe
53. George Scott
54. Samuel Sherman
55. George Schriver
56. Lewis Schriver
57. Samuel Shull
58. John Shultz
59. Adam Snyder
60. Phillip Snyder
61. John Tate
62. William Toot
63. John Wade
64. William Walker
65. John Weikert
66. William Weikert
67. William Weible
68. James Wilson
69. Edward Wintrode
70. David Young
71. George Young