Puzzle 58

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NAVIGATIONZGDLK ARCHITECTUREQLQ RGUNPOWDERAWJTZ AQRSAUASTRONOMY DMBIXERFZFLZGLE NAGCCIABTCSNNSP ETNTOUFBPKQRISP LHIPGMLKIIPCRME AETRYUPTIDSKEAT CMIIEOQAUWWHEEL LARNROJOSRBNNEP QTWTKWZHISEZIEJ SIRIMETALLURGYX LCGNMEDICINENTQ ASPGIGJPAPEREVX
1.
WHEEL
2.
PAPER
3.
WRITING
4.
CALENDAR
5.
COMPASS
6.
GUNPOWDER
7.
PRINTING
8.
ASTRONOMY
9.
MATHEMATICS
10.
MEDICINE
11.
METALLURGY
12.
ENGINEERING
13.
NAVIGATION
14.
ARCHITECTURE
15.
AGRICULTURE