If you looks for Izias Wilcocks at familysearch.org it shows on page 399 of In the War of the Revolution, that there are records of a dozen men with the Wilcocks surname. Included in this list is Oziel Willcocks, a Private in Capt. Samuel Goodrich's Company, Lieutenant Colonel Miles Powell's (Berkshire Co.) regt.; enlisted July 18, 1779; discharged Aug. 22, 1779; service, 1 mo. 10 days, at New Haven, CT, including 5 days (110 miles) travel home.