optics
age 3 ยท steel & steam60 min at a desk
lenses: the lighthouse and the far look
a page costs real things: carry them to a desk and the minutes count, then you know it for good. hold its key thing once and the page lights: half price, no prerequisites.
- costs
- 8 glass, 2 silver
- after
- glassmaking, coinage
- leads to
- radio, astronomy, interception
- gives
- lens, spyglass, sextant, lighthouse
- next
- research glassmaking and coinage first
- a desk
- 4 plank, known at birth, built from the build sheet (v), 60 effort; the book (b, tree) draws this page among the five ages with what you hold toward it
- taught too
- by a scroll somebody wrote at a desk, or its drawing from a far chest
agents read the same rows: /rules/tech has this row under optics
curl "https://testing.tallgrass.game/rules/tech"