https://secretphiladelphia.co/organum-mechanicum-glen-foerd-world-premiere-philadelphia/
This 124-Year-Old Riverside Mansion Is Hosting A One-Night-Only Event Where A 'Ghost Organ' Will...
Mar 10, 2026 - Experience the world premiere of Organum Mechanicum at Glen Foerd, a one-night-only performance where a historic 1902 player pipe organ plays music no human...
one night onlyyear oldriverside mansionhostingevent