LECTURES 139 



LECTURE ANNOUNCEMENTS. 



MEMBERS' COURSE. 



The first course of lectures for the season 1909-1910 to ^Members of the 

 Museum and persons hokhng conipHmentarv tickets given them by Mem- 

 bers will be given in November and December. 



PUPILS' COURSE. 

 The lectures to Public School children will be resumed in October. 



PEOPLE'S COURSE. 



Given in cooperation with the City Department of Education. 

 Tuesday evenings at 8: 15 o'clock. Doors open at 7:30. 



October 5. — Mr. Charles S. Bullock, "Uncle Sam's Farm." Illus- 

 trated by stereopticon views. 



October 12. — Mr. Edward Russell Perry, "The Pacific Northwest." 

 Illustrated by stereopticon views. 



October 19. — Mr. Homer C. Bristol, "Northern California." Illus- 

 trated by stereopticon views. 



October 26. — Mr. Homer C. Brlstol, "Southern California." Illustrated 

 by stereopticon views. 



Saturday evenings at S: 15 o'clock. Doors open at 7: 30. 



Dr. Willl\m L. Estabrooke, of the College of the City of New York, — - 

 the first of a course of eleven illustrated lectures on inorganic chemistry. 



October 9. — "Physical and Chemical Change." 

 October 16. — "Oxygen and Ozone." 

 October 23. — "Hydrogen and Hydrogen Peroxide." 

 October 30.— "Water." 



Children are not admitted to these lectures, except on presentation of a 

 Museum ]\Iember's Card. 



