Caption:

Engraved plans of nine major courses: Course 2 (the first entire course); Course 27 (the first course laid for the staircase); Course 39 (the first course of the Provision Storeroom); Course 48 (the first course of the Oil Storeroom); Course 57 (the first course of the Kitchen); Course 66 (the first course of the Bedroom); Course 75 (the first course of the Library or Stranger's Room); Course 86 (the first course of the Lightroom and Parapet) and Course 90 (the highest course). Illustration from 'An account of the Bell Rock Light-house: including the details of the erection and peculiar structure of that edifice' by Robert Stevenson (1772-1850), designer of the Bell Rock Lighthouse, published in Edinburgh in 1824.