The Henry Knox marker in Russell commemorates one stage of the winter journey later called the Noble Train of Artillery. In 1775 the Continental Army surrounded British-held Boston but lacked enough heavy guns to force a decision. After the capture of Fort Ticonderoga and Crown Point on Lake Champlain, twenty-five-year-old bookseller and self-taught artillerist Henry Knox proposed moving their cannon to Massachusetts. George Washington approved a plan that demanded organization, endurance, and favorable winter conditions.

Knox reached the forts in early December and selected fifty-nine artillery pieces: cannon, mortars, and howitzers weighing nearly sixty tons in all. He obtained boats, sledges, oxen, horses, teamsters, and supplies, then began moving the load south. The convoy crossed Lake George and followed the Hudson Valley before turning east. Thin ice, deep snow, steep grades, broken equipment, and reluctant animals repeatedly delayed the column, while Knox negotiated with local workers and recorded expenses and setbacks in his diary.

Western Massachusetts presented some of the most difficult terrain. From the Hudson the route climbed through the Berkshires, descended toward the Westfield River, and passed through communities including Blandford, Russell, and Westfield. Heavy snow could make sled travel efficient, but thaws turned roads to mud and weakened frozen streams. Teams had to brake massive loads on descents and double up on climbs. The marker identifies Russell as part of this laborious passage rather than as the location of a battle.

Knox's convoy crossed Massachusetts in January 1776 and reached the Cambridge area late that month. The guns were not used immediately. Washington waited until early March, when troops secretly fortified Dorchester Heights overlooking Boston and its harbor. Artillery positioned there made the British fleet and garrison vulnerable. General William Howe chose evacuation rather than a costly assault, and British forces sailed from Boston on March 17, ending the eleven-month siege without a bombardment from Knox's newly arrived cannon.

The achievement established Knox's reputation. He became chief of Continental artillery, served throughout the war, and later was the first United States secretary of war. The expedition also depended on many less celebrated participants: teamsters who knew local roads, laborers who handled tackle, farmers who supplied animals and fodder, and residents who assisted when sledges broke or loads stalled. Their combined logistical work transformed captured matériel into a strategic advantage hundreds of miles away.

Massachusetts and New York placed a series of Knox Trail markers in the 1920s to make the route legible to automobile travelers. Road alignments have changed, and historians still debate portions of the precise itinerary, but Russell's marker preserves the regional memory of the passage. It invites visitors to imagine artillery moving at walking pace through a winter landscape and to see the evacuation of Boston not only as a dramatic military decision, but as the result of months of transport, planning, and local cooperation.