"study number","owner","title","investigators","doi","time period"
"07329","ICPSR","American Colonial Wealth Estimates, 1774","Jones, Alice Hanson","http://dx.doi.org/10.3886/ICPSR07329.v2","1774"
"03573","ICPSR","Guns and Colonists, 1773-1775 [United States]","Oberly, James; Tausig, Benjamin","http://dx.doi.org/10.3886/ICPSR03573.v1","1775"