Gerber - Generations 1 through 3

This image shows generations 1 through 3. The picture is after Peter Gerber had died but before his wife Barbara Gerber (Preisen) had died in 1924. I estimate the picture to have been taken in the late 1810's.

1. Mathias
2. ?
3. ?
4. Josephine Gerber/Twomey
5. ?
6. ?
7. Arthur
8. Mary Lucille
9. Vincent
10. Aunt Molly
11. Grandma Gerber (Barbara Preisen)
12. Rose (Short)
13. Josie (Josephine Knaeble)
14. Joseph
15. Peter
16. Raymond (?)
17. Irene
18. Walter (?)
19. Elmer
20. ?
21. Carl (?)
22. Cecilia
23. Mame
24. Laura
25. John
26. Bertha
27. Wallice Loring
28. Erwin Wilwerding