September 11, 1778
Posted by sydney on Sep 11th, 1778
Martins congregate in vast flocks, & frequent trees, & seem to roost in them. The second brood of Martins near the stair-case window, which were hatched Aug. 8, came-out September 5th. So that the building a nest, & rearing two broods take up much about four months, May, June, July, & August; during September they congregate, & retire in October.