A pre-printed field service postcard. The postcard has explicit instructions on how to fill out, saying the postcard will be destroyed if extra information is added, and to include only a date and signature. The handwriting at the bottom of the postcard is signed by John H. Carper and dated August 16, 1918. Carper has crossed out generated sentences, stating he is quite well and has received someone's letter dated July 18, 1918. On the back of the postcard, the addressee is Mrs. John H. Carper at 818 Austin St., Houston, Texas.