vi Proceedings. \Sept.8th-ioth,igis. 



E. Ante-Room. 



i. "Battery of 15 Leyden Jars. 



2. "Metallic Thermometer. 



3.*Two Earthenware Pots containing metal letter stamps, used 

 by Dalton to mark his Barometers. 



4.*Dalton's Hat. Maker, John King, Manchester. 



5.*Dalton's Slippers. 



6.*Dalton's " Hortus Siccus." 



7.*Collection of Dalton's letters. 



8.*Collection of Books written by Dalton. 



9. "Letters of Jonathan Dalton to John Dalton. 

 10. Air Pump and accessories. An early possession of the 



Society. The pump was repaired by Peter Clare. 

 u.*Single-finger Clock. 

 i2.*Pitch-Pipe. 

 i3.*Tantalus Cup. 

 T4."Bennet's Electroscope. 



1 5. *Electrophorus. 



1 6. "Two Fulminating Panes. 



17. Early form of Plate Electric Machine. 



18. Barometers made by Dalton. 

 1 9. ^Casting of Bismuth. 



F. Meeting Room. 



Biographies of Dalton, etc. 



Case 1. (a) Medals awarded to John Dalton. 



(d) Inkstand presented to John Dalton by the Mechanics' 

 Institute, 1835. 



(c) Japanese " Mirror." Made and presented by the 



late Mr. Thomas Thorp, F.R.A.S. 



(d) Diffraction Gratings. Made and presented by the 



late Mr. Thomas Thorp, F.R.A.S. 



