PROPRIETORS PORTSMOUTH ATHENAEUM is a 501(c)(3) Literary Organization. It has Unconditional Exemption and donations made to this organization are Deductible, as of Aug 1958. It is located in Portsmouth, NH, within the Boston-Cambridge-Newton, MA-NH metropolitan area.
Ruling Date
Aug 1958
Tax Status
501(c)(3)
Asset Range
$1M - $5.0M
Income Range
$1M - $5.0M
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