🌐EnglishEnglishDeutschEspañolFrançaisNederlands日本語EntityQ1669659· pop 6· linked from 47 articlesMason and HamlinAmerican piano manufacturerConnectionsBostonEntityreed organEntityCategories1854 establishments in Massachusetts19th century in BostonEconomic history of BostonHaverhill, MassachusettsManufacturing companies established in 1854Musical instrument manufacturing companies of the United StatesPiano manufacturing companies of the United StatesPump organ manufacturers