Kristofer Schipper (EDT)/ Franciscus Verellen (EDT)
(3)
Roman L. Weil/ Katherine Schipper/ Jennifer Francis
(3)
E. Lisa F. Schipper (EDT)/ Ian Burton (EDT)
(2)
Earle Waugh (EDT)/ Shirley Schipper (EDT)/ Shelley Ross (EDT)
(2)
Fred Kr?〔r (EDT)/ Greg Bankoff (EDT)/ Terry Cannon (EDT)/ Lisa Schipper (EDT)
(2)
Jennifer Grant/ Benjamin Schipper (ILT)
(2)
Jessica Ayers (EDT)/ Lisa Schipper (EDT)/ Saleemul Huq (EDT)/ Hannah Reid (EDT)
(2)
Joanne C. Rossi/ Beth E. Schipper
(2)
Peter Kaufman/ Janine Schipper
(2)
A. Blasius (EDT)/ B. U. Schipper (EDT)
(1)