Science

Tempest Prognosticator

A series of leeches kept in jars, it acts as a type of crude barometer.

Water Drop Electrostatic Generator

This device can slowly build up a charge which can be used to recharge electrical devices, batteries, and other such items.

Autopantograph

This device uses an optical system to take a sketch or page of inked or graphite paper and then recreates them on paper.

Currency Calculating Engine

This is a mechanic calculator used to provide currency exchange information, it’s programmed by a wooden punch card. Users subscribe to services that send updated punchcards with currency exchange information.

telegraphic Autorepeater

These are punchcard programmed telegraph devices used to send a message to multiple people.

Science

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