Vintage KAHLSICO Sales Sheet: PIBAL TIMER, BALLOON KIT, PLOTTING BOARD

Description

[Note this item is vintage advertising and not the actual equipment.]
This is a vintage sales sheet from "Kahl Scientific Instrument Corp" featuring their "Pibal Timer - Balloon Kit - Plotting Board," measures 8 1/2" x 11", illustrated, one page, printed on both sides, three binder holes in the left edge, and is dated 1979.
Condition
: There is no notable damage. See my listings for other unusual, interesting and fun vintage items.
Multiple purchases are combined with a single postage charge
. All items are shipped sleeved in plastic and packaged between sturdy cardboard.