Photograph dated Nov. 23, 1928 2 P.M. Original caption reads: North Winooski Ave. looking North near intersection of Grant St. Note street car traffic using pavement 72 hours after pouring concrete base with "Incor" Knickerbocker Cement (1- 2 1/2 - 5 mix) and only a few hours after completing the... Show morePhotograph dated Nov. 23, 1928 2 P.M. Original caption reads: North Winooski Ave. looking North near intersection of Grant St. Note street car traffic using pavement 72 hours after pouring concrete base with "Incor" Knickerbocker Cement (1- 2 1/2 - 5 mix) and only a few hours after completing the 2" asphalt wearing surface. Show less