0. the interviewer has discovered that her co-workers and a neighbour are (what? ) collectors.
1. the speaker, gary brockman, collects buttons of (what period? ) .
2. while in new york, the speaker used to work in (what field? ) .
3. the workshop was held for (whom? ) .
4. among the workshop participants there were (how many? ) button collectors.
5. the speaker wanted to talk to the button collectors (when? ) the workshop.
6. button collecting became an organised activity in the usa (when? ) .
7. the activity of the organisation was temporarily stopped by (what? ) .
8. (what? ) in different classifications of buttons are held at the national button show.
9. buttons can give an insight into our culture and (what else? ) .
10. buttons help trace the development of artistic (what? ) .