Porta pietatis, or, The port or harbour of piety : Exprest in sundry triumphes, pageants, and showes, at the initiation of the Right Honourable Sir Maurice Abbot Knight, into the Majoralty of the famous and farre renowned city London. All the charge and expence of the laborious projects both by water and land, being the sole undertaking of the Right Worshipfull Company of the Drapers. Written by Thomas Heywood.