On this day 250 years ago in Philadelphia, the members of the Continental Congress began returning to their home states after the Congress adjourned the previous day to resume in September.

Source: https://250andcounting.com/

On that day in Cambridge, Massachusetts, after learning the alarming news that the Continental Army was about to run out of gunpowder and flints, General Washington obtained detailed reports on the exact quantity of gunpowder and ammunition available for his troops. Brigadier General John Sullivan reported from his encampment at Winter Hill that he had

Examined into the State of The Ammunition in my Department & find Remaining in the Magazine of the Powder Supplied from New Hampshire 19 Barrels of 100 wt Each, Scarcely any Balls & no flints Except what the Soldiers are possessd of: They are in General well Provided with amunition for one Ingagement we have 50 Rounds of Cartridges to Each Cannon

The Massachusetts Committee of Supplies reported from Watertown

that abt 80,000 Flints & eight Tons of Lead are expected here Saturday next; It arrived at Hartford Sunday & Monday last.

Colo. Campbell the Deputy Quarter Master informed Colo. porter at New york that fifteen hogsheads of powder had arrived there & that he should give your Excellency immediate Notice thereof.

I apprehend We can have half a Ton Lead cast into Ball a Day, being provided with Moulds sized from 16 to 32 Balls to the pound—perhaps twice that Quantity on Emergency.

Colo. Burbeck recd 16 half barells powder this Morning

Sources: “Brigadier General John Sullivan to George Washington, 2 August 1775,” Founders Online, National Archives, https://founders.archives.gov/documents/Washington/03-01-02-0141. [Original source: The Papers of George Washington, Revolutionary War Series, vol. 1, 16 June 1775 – 15 September 1775, ed. Philander D. Chase. Charlottesville: University Press of Virginia, 1985, p. 214.]; “Massachusetts Committee of Supplies to George Washington, 2 August 1775,” Founders Online, National Archives, https://founders.archives.gov/documents/Washington/03-01-02-0140. [Original source: The Papers of George Washington, Revolutionary War Series, vol. 1, 16 June 1775 – 15 September 1775, ed. Philander D. Chase. Charlottesville: University Press of Virginia, 1985, pp. 213–214.]