Old St Paul's Cathedral in length including the portico, and across the transepts, and Winchester Cathedral, the longest remaining medieval church, is long and across the transepts. The cathedral had one of Europe's tallest church spires, the height of which is traditionally given as , surpassing all but Lincoln Cathedral. The King's Surveyor, Christopher Wren (1632–1723), judged that an overestimate and gave . William Benham noted that the cathedral probably "resembled in general outline that of Salisbury, but it was a hundred feet longer, and the spire was sixty or eighty feet higher. The tower was open internally as far as the base of
Cathedral Church of St. James (Toronto) be observed throughout the interior and exterior of the church. On the exterior, a dog-toothed fret runs along the aisle roofline, while on the interior, a band of continuous painted bosses similarly run along the top of the aisle wall. These horizontal bands balance the composition against the verticality of the exterior tower and pinnacles, and the interior pointed arches of the nave arcade, creating a sense of stability and repose. At , the tower and spire have remained the tallest in Canada and the second tallest in North America after St. Patrick's Cathedral, New York—although the spire of St.