Fisher Space Pen because it doesn't rely on gravity to make it work, thus enabling it to write underwater or upside down.
Fisher Space Pen Classic The New York Public Library Shop
Neither cold nor heat nor grease nor zero gravity shall keep me
FISHER SPACE PEN MATTE BLACK BULLET -BLACK CLIP
Fisher Space Pen - 400PP Purple Haze Bullet Space Pen - Ballpoint
FIELD NOTES Space Pen Ballpoint (Final Frontier) – WRITER
Buy FISHER SPACE PEN Chrome With Shuttle Emblem Ballpoint Pen
Fisher Space Pen Refill The New York Public Library Shop
Shop Fisher Bullet Space Pen online at Modulor
Fisher Space Pen: Chrome Bullet Space Pen by Fisher
Rite in the Rain Black Metal Bullet Pen, No. 96
NYPL Vintage Stamp Brass Space Pen, Gold Pens
Fisher Space Pens WatchUSeek Watch Forums