Strength out of weakness. Or A glorious manifestation of the further progresse of the gospel amongst the Indians in New-England. Held forth in sundry letters from divers ministers and others to the corporation established by Parliament for promoting the gospel among the heathen in New-England; and to particular members thereof since the last treatise to that effect, / formerly set forth by Mr Henry Whitfield late pastor of Gilford in New-England. ; Published by the aforesaid corporation.