Talking to Maria Mitchell, or Speaking to the Dead

Jascin N. Leonardo Finger • November 6, 2017

I originally posted this a few years ago and last week, the Inquirer and Mirror printed an article on the stone monuments at Prospect Hill Cemetery.  Thus, I thought I would re-post this – something I don’t often do.  But it continues to be very important.  More recently, in May, I worked with some island Girl Scouts to clean the stones of Nantucket veterans.  While the process cleans the stones, it does not bring them back to what they once were – that’s not reversible and also, in conservation you never bring it back to the perfect from when it began.  That’s not the point.  The other part of cleaning the stones is that it protects them for three to five years or more from new growth.  Lichen and its continued growth slowly obliterates the face of the stone physically.  I will be doing another workshop in June with the Prospect Hill Cemetery so stay tuned.  I have been doing this for at least a decade now – not three as the paper wrote – and I have been trained by a conservator!  And remember – you can never clean stones that you either don’t have permission to clean or that don’t belong to your family.  You need to seek permission first from the cemetery sextant.

No, the curator has not gone completely mad.  But when you are working on a stone monument at the cemetery, you feel compelled to talk to Maria and her family.  You see, I am cleaning their grave markers.  Back in 2005, with funding from the Community Preservation Act, I worked with a stone conservator to clean the stone monuments of the Mitchell family correctly .  Unfortunately, people think that bleach is a good idea.  It’s not.  It eats away at the stone causing irreversible harm.  (And by the way, taking rubbings of gravestones is illegal.)


As a way to share the knowledge of properly cleaning a historic stone monument, we opened the process as a workshop – which was underwritten by the Community Preservation Act – during Preservation Month.  We had a wonderful turnout, including descendants of the Mitchell family and a professor of microbiology who, while upset we were removing excellent samples of lichens from the stones, regaled us with all the names of the lichens we were removing and all sorts of interesting facts about them.  You see, while a microbiologist might think they are fantastic and that Nantucket’s cemeteries have some of the best lichen growths, a conservator sees lichen as the bane of the stones existence!  Growths lock in moisture and help to more quickly erode the facades of the stones.

 

As a way to share the knowledge of properly cleaning a historic stone monument, we opened the process as a workshop – which was underwritten by the Community Preservation Act – during Preservation Month.  We had a wonderful turnout, including descendants of the Mitchell family and a professor of microbiology who, while upset we were removing excellent samples of lichens from the stones, regaled us with all the names of the lichens we were removing and all sorts of interesting facts about them.  You see, while a microbiologist might think they are fantastic and that Nantucket’s cemeteries have some of the best lichen growths, a conservator sees lichen as the bane of the stones existence!  Growths lock in moisture and help to more quickly erode the facades of the stones.

Stone before cleaning.

The same stone after cleaning.

So, with the beautiful fall weather, I have been back at work cleaning the stones with a special environmentally and conservation friendly cleaner made just for such a job.  If you are interested in learning more, or possibly participating in a workshop this spring to learn how to do this, please contact me.


And remember, it’s okay to speak to them – I think they like the visit.


JNLF

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By Jascin N. Leonardo Finger October 6, 2025
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NANTUCKET, MA— —The Nantucket Maria Mitchell Association (MMA) announces that it will host its new Director of Astronomy, Jackie Mlingo, PhD., as a featured presenter for its October Science Speaker Series. The presentation will take place on Wednesday, October 15 at 7pm in person at the MMA Research Center, 2 Vestal Street, and via Zoom. The event is FREE to all. Have you ever noticed the dark spots that sometimes appear on the Sun’s surface? These “sunspots” are just one example of star spots—mysterious patches that appear on stars across the galaxy. Far from being simple blemishes, star spots reveal the powerful magnetic forces at work inside stars, forces that also drive solar storms and shape the space weather that can impact entire planetary systems. In this talk, Dr. Milingo will share her research on star spots and how she uses them as a window into teaching undergraduates the process of scientific discovery. She will also explore how science can reach far beyond the classroom—bringing STEM into everyday spaces and sparking curiosity across communities, from kindergartners to lifelong learners. Dr. Jackie Milingo is an observational astronomer who earned B.S. degrees in Physics and Astronomy from the University of Kansas, and a Ph.D. in Astrophysics from the University of Oklahoma. Her research is currently focused on understanding magnetic activity cycles in sun-like stars through long-term studies of starpots. Dr. Milingo joins the MMA after a year-long AAAS Science and Technology Policy Fellowship at the U.S. National Science Foundation, where she was a Fellow in the Office of Legislative and Public Affairs, as well as the Astronomy Division in the Math and Physical Sciences Directorate. Before her fellowship, she was a professor in the Physics Department at Gettysburg College for over twenty years where her work included mentoring undergraduate research students. Dr. Milingo joined the staff of the MMA in early September after a year-long, worldwide search for a new astronomer. She becomes the eighth MMA Astronomer and Director of the Astronomy Department of the MMA since Margaret Harwood, the MMA’s first astronomer, served from 1916 to 1957. Dr. Milingo has spent her career committed to generating transformative experiential learning opportunities, contributing to public education and outreach, removing barriers for students, and changing the conversation and learning spaces in astronomy, physics, and STEM in general. This event will be held both in person and via Zoom. Pre-registration is required to attend either option. To register for the free, in-person event, use the registration link below: https://112458a.blackbaudhosting.com/112458a/October-Science-Speaker-Series--Dr-Jackie-Milingo To register for the free, Zoom option, use the registration link below: https://us06web.zoom.us/webinar/register/WN_5q4kXF2rRHi8iWbFPkLN5w The Science Speaker Series is generously sponsored by the Maria Mitchell Association’s lead sponsor, Bank of America The Maria Mitchell Association was founded in 1902 to preserve the legacy of Nantucket native astronomer, naturalist, librarian, and educator, Maria Mitchell. After she discovered a comet in 1847, Mitchell’s international fame led to many achievements and awards, including an appointment as the first professor of astronomy at Vassar College. Maria Mitchell believed in “learning by doing” and today that philosophy is reflected in the MMA’s mission statement, programs, research projects, and other activities. The Maria Mitchell Association operates two observatories, a natural science museum, an aquarium, a research center, and preserves the historic birthplace of Maria Mitchell. A wide variety of science and history-related programming is offered throughout the year for people of all ages. ###
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