Regrets that he must send her to Boston, but hopes to see her and Peter soon, if his duties allow. Notes British movements on Long Island. Comments on the tactical ineptitude displayed by both sides: The manoeuvres of the enemy are so complicated that at times I think they have as little knowledge in the art of war as their opponents. Discusses the strength of both armies, and prepares for a siege of Fort Washington. Has heard that the King of Portugal has declared war on the colonies.

Responds to a letter from Lucy in which she remonstrated Henry over their recent separation in which she left New York and went to Connecticut. Henry is both grieved an angry because Lucy blames Henry for her inconveniences even though it is in her power instantly to remedy them. Moreover, if she does not like it there, it is within her power to go elsewhere. Warns her against anyone contradicting his advice. Urges her to use her own good sense and see that there can be no essential difference as you have a carriage and Horses, between coming [to New York] from New Haven or Fairfield than from Stamford. Mentions that Burr (possibly Aaron Burr) has told him Fairfield is crowded and lacks provisions. Claims New Haven has good accommodations good Company & good provisions and mentions some officers that plan to go there. Reiterates that New York would be a bad place for Lucy because it would cause Henry too much worry. Strongly urges her to go to New Haven. Restates that their separation makes him miserable. Reports little activity since the British sailed up the Hudson on 12 July 1776 except the disappointing news that the ships were not damaged by the artillery fire. Remarks that This Summer will be the most important that America ever saw. Describes an attempt by General William Howe to have a letter delivered seeking a truce, which was rejected because it was addressed to Mr. Washington instead of General Washington. In a reference to the Declaration of Independence, the messenger claimed the letter was of a civil matter, not a military one. Relays news from William Knox in Boston concerning smallpox and the activities of several members of Lucy's family.

Discusses how important his correspondence with Lucy is and how much it hurts him to urge her to go farther away from him (first to New Haven then to Boston). Speculates on a possible British strategy to extend their conquest into New Jersey, which will force Knox to follow, and be further from his wife. Notes that the New York campaign might be considered a loss for the Americans. Analyzes the current situation in New York. Comments that General George Washington set out for New Jersey. Mentions that General Horatio Gates drove Sir Guy Carleton back to Canada, which Knox believes will affect General William Howe's operations. Mentions that James Lovell had been released by the British (also see GLC02437.00413). Comments that Young Hardy Peirce has his head shot off by an accident. Indicates that when the Continental Army goes to winter quarters, he will go to Philadelphia to attend to his affairs.

Urges her to cheer up and look to the future: Providence,...is [missing text] excellent rock to rest upon. Discusses overcoming recent ill health. Reiterates that he thinks she should spend the winter in Boston. Explains that the British army seems to be retiring, but it might be a feint. If the British head to New Jersey or Philadelphia, Knox must follow. Discusses the battle in White Plains. Mentions problems with the post.

Writes, In short my Lucy no man on earth seperated [sic] from All that he holds Dear on earth has ever suffer'd more than I have suffer'd in being absent from you whom I hold dearer than every other object... Defends his love for her, because in one moment of inadventure you have written which will long be the source of unhappiness to me. Expects to be able to set out for Congress when the army goes into winter quarters, and intends to be in Boston (Lucy's location) in one month. Notes that The situation of our army on account of Cloathing is such as to render a Winters Campaign impossible without we have a mind to put an end to the War by starving all the soldiers. Explains the situation of Catharine Littlefield Greene, wife of General Nathanael Greene, who was able to follow her husband during his campaign. Relates that General Greene was only able to see his wife for three days. After his visit, because of several factors preventing her travel, Mrs. Greene stayed at the home of an acquaintance who refused money for her stay. Suggests ...the delicacy of Lucy's mind would be much wounded by being in such a situation... Nonetheless, hopes she can be present during his next campaign. In a note written in the margin of page four, mentions Harry, possibly General Henry Jackson.

Laments not being able to return to Lucy when he had hoped to. Praises Lucy at length and reaffirms his love for her. Notes that this is only the fourth letter he has been able to write to her in the two months they have been apart, and explains why his letter of 5 December 1775 was so short (see GLC02437.00215). Comments on the weather and the lack of snow, which impeded his plans to transport artillery from Fort Ticonderoga to Cambridge, Massachusetts. Mentions that his brother William Knox is now at Lake George preparing the sleds for the transport. Describes his travels. Comments favorably of the city of New York in comparison to Boston, but criticizes the people's pride, conceit, profaneness, and Toryism. Mentions the low population and poverty of the area between New York City and Albany. Favorably assesses Albany, New York and speculates that, because of its access to the western territories, it will one day be if not the Capital yet nearly to it of America. Criticizes treatment of American prisoners of war by the British, citing Richard Prescott's abuse of Ethan Allen. Prescott was captured by the Americans on 17 November 1775, and Knox remarks that he and other prisoners were being sent from Albany to Pennsylvania. Comments on letters between generals George Washington and William Howe in which Washington vows to treat Prescott as Allen was treated. Comments on his impression of the British prisoners.

Comments on a fatiguing two day, sixty-four mile journey from Newport, Rhode Island, to Norwich, Connecticut. Indicates that he will stay in Norwich until all the stores are embarked for New York. Mentions that he will make a trip to New London, Connecticut to see the watery hero Esek Hopkins, who Knox hopes will one day command an american Navy up the river Thames. Asks Lucy to have his brother William Knox send a letter to a button maker about buttons for military uniforms. Longs to see his wife. Knox was then moving southward toward New York, planning coastal defenses against the British navy for Rhode Island and Connecticut in the process. Called upon the parson at Narragansett but he was not there.