Statistics for occurrence #1 of “Capt. F. N. Clarke” in chapter 5.17, page 297 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 1: The Opening Battles.:

...ought again at Fredericksburg, but died from the effects of his wounds in March, 1863. The group above from the left, includes Maj. A. M. Clark, Volunteer A. D. C.; Lieut.-Col. J. H. Taylor, A. G.; Capt. F. N. Clarke , Chief of Artillery; General Sumner; Lieut.-Col. J. F. Hammond, Medical Director; Captain Pease, Minnesota Volunteers, Chief Commissary; Capt. Gabriel Grant.
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