Pedzisa mutsara unotevera: Talley akatanga kupinda muchiuto somukuru mukuru wezvokuchengetedza muUnited States Army Coast Artillery Corps pakati pema1920. Akabatana neUnited States Army muna June 1926. Somutevedzeri wechipiri, Talley akaiswa ne2nd Engineer Battalion muTexas neColorado asati apinda Chikoro cheEngineer muVirginia. Iye ipapo akabatanidzwa muNicaragua Canal Survey uye akabatsira mumhedzisiro ye
Kudengenyeka kweNicaragua muna 1931. Talley akapiwa basa rokudzima moto pashure pokunge Managua yadengenyeka. Talley paakadzokera kuUnited States, akashanda kwemakore mapfumbamwe achigadzira mepu dzaibva pamifananidzo yaibva mudenga, achibudisa bhuku rinonzi "Photogrammetry". Akagadzirawo 'chiridzwa chinotakurika chinoshandura mashoko' uye akapa hurukuro paYunivhesiti yeHarvard. Akanga ari mukuru mukuru wevanjiniya vomudunhu vaiva muPortland, Oregon.