2 
9. Regulation Laboratory Periods. It is expected that the work as¬ 
signed each day will be done in the regular laboratory period of two hours. 
The work is so arranged that this is possible for the average student. Students 
absent or having to do work outside of the regular laboratory hours for any 
valid reason, may arrange with the instructor to do such work at a time when 
there is not a regular class in the laboratory. 
10. Laboratory Notes. All laboratory notes and drawings are to be made 
on the prescribed paper and in the following manner. 
(a) Each exercise number and title must be entered as in the 
manual. 
( b ) All experiments are to be written up under the headings of 
I. Object. 
II. Method. 
III. Results. 
IV. Conclusions. 
( c ) In presenting results, the data should be tabulated whenever 
possible. 
The following conditions should be observed when recording results: 
1. In writing up experiments use the indicative mode, passive voice, 
third person. 
2. Do not use abbreviations. 
3 V Put down your own conclusions as well as answers to questions. 
4. Include important details. 
5. All exercises asked for must be in by Saturday noon of each week. 
(d) Drawings should always be located on the left hand margin 
of the page. The outline stencil should be used for drawings 
of test-tube cultures and of microscopic preparations. All 
drawings should be properly labeled underneath and the 
description should be to the right of the same page. 
( e) The pages of all the notes are to be numbered consecutively 
from the beginning of the course. 
(/) Notes are to be placed on only one side of each sheet. 
(g) The notes for each week’s work should be placed in the 
regulation envelope when turned in. They will be graded 
and returned the succeeding week. 
/ 
