Wikimedi'Òc

HolyokeWaterWorks.svg - Simtropolitan

Holyoke Library from Chestnut Street.jpg - Simtropolitan

Holyoke Library from Maple Street.jpg - Simtropolitan

Holyoke Gas and Electric.svg - Simtropolitan

Holyoke Gas & Electric, Polish Advertisement (from Gwiazda, 1942-08-29).png - Simtropolitan

Revised regulations of the Board of Health of the City of Holyoke (IA 101606838.nlm.nih.gov).pdf - Fæ