His An early metric book

Describes the development of the metric system and explains its basis on the number ten, the prefixes used, and the relationship of the basic units for measuring length, weight, and volume.

Describes the way length, distance, width, and height are measured in meters.

A simple introduction to the liter, the metrical unit of volume or capacity.

A simple introduction to the gram, the metrical unit of weight or mass.

Explains the basic workings of the thermometer invented by Anders Celsius, which uses the 0-to-100 centigrade scale. Also discusses other thermometers.