Colonial gravestones and demography.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D003201:Computers; D003643:Death; D003710:Demography; D005260:Female; D006262:Health; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007226:Infant Mortality; D008297:Male; D008404:Massachusetts; D009026:Mortality; D009027:Mortuary Practice / Q000266:history*; D011158:Population Growth; D012237:Rhode Island; D012737:Sex Factors; D014798:Vital Statistics