O autor registou que, naquela altura, o manuscrito estava ali.The author recorded that, at that time, the manuscript was there.Breakdown of O autor registou que, naquela altura, o manuscrito estava ali.alithereestarto be (temporary / location)naquelein that over there (m/sg), naquela (f/sg), naqueles (m/pl), naquelas (f/pl)quethat (conjunction)