Analysis of information sources in references of the Wikipedia article "Holloman Air Force Base" in English language version.
[1st ramjet GAPA] "was launched 14 November 1947 and the initial liquid-fuel variety 12 March 1948.8 ... The last of the GAPAs, number 114, was launched 15 August 1950, and the project officially terminated at Holloman the following month.11(date identified at http://airforcehistoryindex.org/data/000/169/113.xml])
[1st ramjet GAPA] "was launched 14 November 1947 and the initial liquid-fuel variety 12 March 1948.8 ... The last of the GAPAs, number 114, was launched 15 August 1950, and the project officially terminated at Holloman the following month.11(date identified at http://airforcehistoryindex.org/data/000/169/113.xml])