The museum exhibit in the annex at 158 Church Street will be open for walk-in tours on Saturdays and Sundays from 12:00-4:00 May 29-October 24, 2021. Year round you can visit by appointment any day of the week, just provide at least 3 days advance notice.
If you need to speak to the curator, the best days to call are Tuesdays or Thursdays.