a-1950s-paving-crew-shovels-the-last-of-the-asphalt-from-the-dump-box-into-the-paver.-source-miller-paving
link-belt-k2-chain-cable-driven-differential-drum-atop-hoe-boom-with-a-smaller-side-drum-to-multiply-the-pull-on-bucket.-1926-source-hcea-magazine-iss.-85
unknown-section-of-dundas-street-is-the-before-picture-of-the-typical-dirt-and-gravel-road-just-before-its-first-hot-mix-paving-in-1921
dufferin-construction-crews-apply-the-hot-mix-surface-course-from-a-barber-greene-paver-on-kings-highway-8-in-dundas-ontario.-1964
a-very-early-wooden-aggregate-crusher-in-the-1920s.-safety-was-obviously-not-a-big-concern-when-erecting-these-makeshift-production-plants