For fourteen years Borglum and a team of 400 local miners blasted, chiseled, scraped and polished the granite mountain until the work was finally completed in 1941.

• 波格鲁姆率领400名当地矿工队伍花了14年时间，在花岗岩上凿刮刻抛光，最后工程于1941年完工。