alb3254691
Garden Thermometer (fig 174), Hot-Bed Thermometer (fig 179), Gardener's Ground Thermometer (fig 178), Garden Registering Minimum Thermometer (fig 175), Garden Registering Maximum Thermometer (fig 176), from An illustrated and descriptive catalogue of surveying, philosophical, mathematical, optical, photographic, and standard meteorological instruments, by Louis Pascal Casella (1812-1897), 1871.
DC
