Revieiv. 181 



23. Continuation of Astronomical Observations, 

 made at Lancaster, Pennsylvania. In a letter from 

 Andrew Ellicott, Esq. to R. Patterson. 



24. Observations and Experiments relating to 

 equivocal, or spontaneous, generation. By Joseph 

 Priestley, LL. D. F. R. S. 



25. Observations on the Discovery of Nitre, in 

 Common Salt, which had been frequently mixed with 

 Snow. In a letter to Dr. Wistar, from Joseph Priest- 

 ley, Sec. &c. 



26. A Letter on the supposed Fortifications of the 

 Western Country. From Bishop Madison, of Vir- 

 ginia, to Dr. Barton. 



27. Supplement to the account of the Dipus Ame- 

 ricanus, in the 4th volume of the Transactions of the 

 Society. By Dr. Barton. 



28. Hints on the Etymology of certain English 

 Words, and on their affinity to words in the lan- 

 guages of different European, Asiatic, and American 

 (Indian) nations. In a letter from Dr. Barton, to Dr. 

 Thomas Beddoes. 



29. Astronomical Observations made by Jose 

 Joaquin de Ferrer, chiefly for the purpose of deter- 

 mining the Geographical Position of various Places 

 in the United-States, and other parts of North- Ame- 

 rica. Communicated by the Author. 



