 The clergy were augmented by an unknown number of lay lawyers and clerks as well as masons , carpenters , glaziers , plumbers , and gardeners . Master Gregory the mason and Master Richard the glazier are mentioned in the chartulary of the cathedral . 
 The clergy <a href='uninflect' title='1'><mark>were</mark></a> augmented by an unknown number of lay lawyers and clerks as well as masons , carpenters , glaziers , plumbers , and gardeners . Master Gregory the mason and Master Richard the glazier are mentioned in the chartulary of the cathedral . 
Da clergy was augmented by an unknown number of lay lawyers and clerks as well as masons , carpenters , glaziers , plumbers , and gardeners . Master Gregory the mason and Master Richard tdaglazier are mentioned in thdahartulary of thedathedral .