260 



PLEASANT WA YS IN SCIENCE 



It will easily be seen that Caselli's method is capable of 

 many important uses besides the transmission of facsimiles 

 of handwriting. For instance, by means of it a portrait of 

 some person who is to be indentified whether fraudulent 

 absconder, or escaped prisoner or lunatic, or wife who has 

 eloped from her husband, or husband who has deserted his 

 wife, or missing child, and so on can be sent in a few 

 minutes to a distant city where the missing person is likely 



FIG. 10. 



FIG. ii. 



to be. All that is necessary is that from a photograph or 

 other portrait an artist employed for the purpose at the 

 transmitting station should, in bold and heavy lines, sketch 

 the lineaments of the missing person on one of the prepared 

 sheets, as in Fig. 10. The portrait at the receiving station 

 will appear as in Fig. n, and if necessary an artist at this 

 station can darken the lines or in other ways improve the 

 picture without altering the likeness. 



