The Buchanan and Bolt Company started in Holyoke in 1878 as started by Robert Buchanan and John Bolt.
One product that they made was dandy rolls. Read about the many watermarks of the USA HERE.
Sanborn map analysis:
Sanborn 1884 map – above the first level canal near Essex Street – in the Holyoke Water Power Co buildings that run parallel to the first level canal
Sanborn 1889 map – above the first level canal near Essex Street – in the Holyoke Water Power Co buildings that run parallel to the first level canal
Sanborn 1895 map they are hard to find since they are not on the map but on the 1894 Richards map they are on Winter Street.
Sanborn 1915 map at the corner of Appleton and Winter Streets
Sanborn 1949 map they are at the same location and now called the Sinclair Co
Sanborn 1956 map as the Sinclair