Undated items, mostly in hands other than Flamsteed's, including mathematical notes by Jonas Moore (155r-159v); 'The Observation of Easter' (160r-165v); optical and mathematical notes (166r-170r, 210r-213r, 220r-226v); 'De Latitudine Lunae', in one whole and one part chapter (171r-174v); a note of Burstow expenses (175r); 'Speculum Archimedis' (176r-177r); a table of right ascensions by Abraham Sharp (178r); 'Conceptions by what means to come to the knowledge of distances of places' by William Yeatman (179r-182r); 'A Physico-mechanicall Essay ... touching ... a Perpetuall motion' (183r, 184r); collected astronomical data, with an analysis of lunar eclipses, 1573-1675, and notes on the comparison of calendars by Erasmus Reinhold (185r-196v); a draft paper on 'Staticks' (197r-198v); 'Debates in the house of Lords concerning the Church of England being in danger' [early 18th century] (199r-202v); notes on China, the tides and theology by Mrs Flamsteed, with a theological note by Flamsteed (203r-209r); tables of equations of centre and mean anomalies (214r-217v); an excerpt from William Schickard's 'Astroscopium', with a diagram (218r, 219r); household accounts (218v); comet diagrams (227r-228r); a discussion of refraction (229r-230v); and part of an essay on the earth's origins, written in answer to Burnet (232r).