[5] From 1822 to 1823 Hubbard formed a business partnership with ornamental and sign painters Samuel Curtis and B.B.
They produced a variety of painting, "in a plain and neat, or rich and ornamental style as may be requested," including "military standard, plain and ornamental sign, fancy, masonic, landscape, glass, clock and timepiece dial; designs and drawings for cards, diplomas, &c; transparencies ... for window curtains.
"He was an ensign of a company in the 2nd Regiment, 3rd Brigade, 1st Division, M.V.M., from 1822-1825, lieutenant of the same from 1826-1828, and subsequently was promoted to be captain.
... At an early hour a numerous collection of beauty and fashion, alive to the feelings of which the occasion inspired, assembled to witness the presentation to the Hingham Rifle Company, of an elegant stand of colours, painted by Mr. Charles Hubbard, of Boston, in a style which does great credit to the talents of the artist.
"[16] Hubbard moved his residence "to Chelsea in 1835, serving the city as selectman and chairman of the school committee.