And that's when the collection began," he said.He quickly amassed hundreds and hundreds.From simple and small to large and colorful, each one has a unique purpose.For example, a slide chart circa ...

HARRISBURG, Pa. (WHTM) — Truth be told, most of us probably never thought much about slide charts and wheel charts, much less ...

This slide is not unusual, but it is not a visual aid, it is more like an eye chart. Try to avoid text-heavy (and sleep inducing) slides like this one. Aim for something like this simple slide above.

Dale Rupert of Dauphin County has been collecting wheel and slide charts for the last 23 years and now holds the world record for his impressive collection. Since 2002, Rupert has been collecting ...

The slide has since bounced around the Internet as an example of a military tool that ... the Microsoft presentation program of computer-generated charts, graphs and bullet points, has made ...

Feb. 19 (UPI) --A Pennsylvania man earned a Guinness World Records title for his collection of some unusual curiosities: slide charts. Harrisburg resident Dale Rupert said he started collecting ...