INTRODUCTORY REMARKS. 17 



(4th) Because the publishers were desirous of presenting to 

 teachers and the puhlic a work illustrated and executed in a 

 style worthy of the subject. 



The ideal plan of the work is 



(1st) To show, when possible, the necessity for a part, and 

 the properties and construction required, before describing it as 

 it exists. 



(2d) To present a brief general analysis (retraced, a general 

 synthesis) of the uses and construction of the whole body, pre- 

 paratory to the complete study of details (synthetic, retraced 

 analytic). 



(3d) To classify parts according to their uses, co-ordination, 

 correlation, and subordination. 



(4th) To illustrate classifications as well as their constituent 

 parts. 



(5th) To exhibit relations by tables, synopses, and black- 

 board exercises. 



(6th) To present new ideas in familiar language, and supply 

 the appropriate terms afterward. 



(7th) To lead the student himself, from sustaining facts, to 

 make immediately those inductions, deductions, and inferences, 

 that, with the -instructions of experience, constitute practical 

 Hygiene ; to observe the constant relations between the Mind, 

 Body, and External World, that he may not think time spent in 

 providing for physical welfare, and in improving his surround- 

 ings, is taken from mental advancement, but may know that the 

 Body must be kept in a perfect condition in order that he may 

 possess the highest capabilities. 



(8th) To throw into an Appendix, models of blackboard ex- 

 ercises, charts, cuts, and other matter, which, though" relevant, 

 explanatory, and useful, would appear to encumber the text and 

 disturb its unity ; while the cuts, beautifully printed upon tinted 

 paper, will be a very useful and attractive feature. 



(9th) To frame, as far as possible, the questions at the bot- 



