Lantern Slide Service 25 



pally with geographical, historical, or industrial topics, and were 

 especially adapted to the groups addressed. Several members of the 

 Museum Staff have kindly participated in the delivery of these lec- 

 tures, their special familiarity with the subjects thus increasing the 

 interest of the pupils. The lectures given at the Museum number 57 

 and the attendance was 23.587, while S3 lectures were given in the 

 schools in which 25.575 children were reached. Thus, all together 

 90 lectures have been given during the year, at which the total attend- 

 ance was 49,162 pupils. 



In addition to the lecture work for the schools, the usual courses 

 of lectures to Members on Thursday evenings and the Science Stories 

 for Children of Members on Saturday mornings have been arranged. 



The complete list of Lectures to Pupils of the Public Schools will 

 be found in Appendix C. 



The Board of Education renewed its special grant for the lending 

 of slides to teachers, and this work has been continued throughout 

 the year. The details of distribution have been 

 lending of efficiently managed by Miss Helen W. Russell, 



lantern Miss Dorothy Van Vliet and Miss Grace E. Fisher. 



slides Naturally, it is only those schools that are equipped 



with lanterns and rooms that can be darkened 

 which can make the most effective use of this material. In spite of 

 this fact, 92 schools have been regularly supplied throughout the 

 year. The number of separate loans was 1,470, while the total num- 

 ber of slides circulated was 80,468. The systematic use of the slides 

 is indicated by the number of times a school borrows them. While 

 the average number of loans per school is 11, the maximum of loans 

 for a school was 143, P. S. No. 168, Manhattan, holding the record. 

 A further fact of interest has been emphasized by the work of the 

 year, namely, that teachers find the Lecture Sets with Manuscripts 

 more useful' than the general slide collections. More than 53% of 

 the slides lent are in these sets. Six new subjects have been added 

 recently to the series, namely, 



Set 21 — The History of our Country's Transportation, by Ann 



E. Thomas 

 Set 22 — Through the Brazilian "Wilderness with Colonel 



Roosevelt, by Geo. K. Cherrie 

 Set 23 — Camera Hunting for Whales, by Roy C. Andrews 

 Set 24 — The Search for Crocker Land, by Donald B. MacMillan 

 Set 25 — Life in North Greenland, by Donald B. MacMillan 

 Set 26 — Bird Life on an Antarctic Island, by Robert C. Murphy 



Set 3 — Our Forests and Their Uses, by George H. Sherwood — 

 has been expanded and divided into two parts, namely, 



