World War I era memorabilia of Homer Alva Armstrong, Bugler Company E, 117 Engineers, 42nd Rainbow Division. Items include 2 pocket diaries; medals, pins and patches; scrapbook; 4 caps, photographs, German souvenir postcards, currency, and a German metal sign for train passengers; National Guard certificate; "Hisory of the 42nd, the Rainbow Division"; "Official Summarized Chronology of the World War"; a field post letter and 2 postcards.