Spring walk April 30, 2017 RWhitcomb-editor The late Maverick, the half Lab and half border collie of Peter Alpers, of Alpers Fine Art, Andover, Mass. Mr, Alpers is setting aside a percentage of all sales until the end of May to the Northeast Animal Shelter, in Salem, Mass., in memory of Maverick. - Photo by Peter Alpers, of Alpers Fine Art, Andover, Mass.