Become a Preservation Enthusiast with our May NATIONAL HISTORIC PRESERVATION MONTH WORKSHOPS! OTPA is proud to offer a month’s worth of workshops, open to the community, free of charge! No RSVP is needed, choose your favorites to attend according to your interests and schedule, one or all! PRESERVATION 101SUNDAY, MAY 4  11:30am – 12:30pm  PITCHER PARK – 204…