Mechanical thermometer mb-width 3518 Original is oil on canvas

Original is oil on canvas 23 3/4x19 (inches)

and appear in the balconies above each section

Plate 2 facing p

Views of a stone coffin found at the Guildhall Chapel

Mechanical thermometer mb-width 3518 Original is oil on canvasScheme for a thermometer using temperature variations in an iron rod to move a dial on a clock face temperature scale. The textual account notes that the melting points of metallic elements might be tried and marked upon the scale. From the manuscript copy of 'A discourse concerning the usefulness of thermometers in chemical experiments together with a description and uses of a new invented metalline thermometer', by Cromwell Mortimer. The drawing is