in 1776 rigby published "an essay on the uterine hæmorrhage which precedes the delivery of the full-grown fœtus" (3rd edit. 1784; 6th edit., with a memoir by john cross, norwich, 1822). this work was translated into french, by marie-anne-victoire gallain boivin (1818), and german, and made rigby's professional reputation. he wrote also: