These images are from Col. John C. Bigelow's Civil War Stereoviewer Collection.  There are 49 cards, labeled Picket Reserve, 134th Ill. Vol. Inf., Columbus, Ky, J. Carbutt, Photographer, Chicago,  (6 of the cards are not military but are Civil War era images). Colonel John C. Bigelow held the position of honorable distinction as Lieutenant Colonel during the Civil War, commanding the 134th Illinois Infantry.  He was Captain in the original Zouaves at the beginning of the Civil War.  SOLD $12,650