From the time of his doctoral work until around the time of the publication of his classic teext algebraic topology in 1966, Spanier work almost exclusively on algebraic topology.
Mula sa panahon ng kanyang doktor ng trabaho hanggang sa paligid ng oras ng paglalathala ng kanyang classic teext algebraic topology sa 1966, Spanier trabaho halos ng eksklusibo sa algebraic topology.