Employees:

• Leo Popper
  • Edwin S. Popper (1st son)
  • Caleb S. Popper (2nd son)
  • Emil L. Popper (3rd son)
    • Robert (Edwin L.'s older brother)
    • Edwin L.
• Karl Meyer · Bookeeper
• Joe Schweitzer
• Andy Clarke
• Eddie Clarke (whose father is also an employee)
• "Mr. Leonard" ("He's been with us since the year one" --Ed)

Others:

• Allen Clark purchased the last of Popper's button molds; it's thought some of them may have been Burlich Brothers and Heidts'
• Charles Kaziun, paperweight maker, "purchased his glass cane from Leo..."