432 



Popular Science Monthly 



Escaping the Barber's Fingers 



HENCEFORTH the barber can keep 

 his tiiincrnails to himself. This 

 fingertip infiltrator, which is nothing 

 more than four 

 rubber fingers 

 with i^assajjcs 

 leading to a mini- 

 ature reservoir 

 from which oil 

 and other sham- 

 pooing li(|uidscan 

 be freoU' and san- 

 itarily applied to 

 the scalp, docs 

 away with all the dangers of infec- 

 tion both to barber and patron. 



Collapsible Tooth-Brush Case 



AREC'F^XT in\ention is a toilet case 

 which is a combination of a tooth- 

 brush and a con- 

 tainer for tooth 

 powder or other 

 (kntifrire. The 

 pocket for the 

 dentifrice is a 

 concentric cas- 

 ing h a \- i n g a 

 discharge open- 

 ing and a per- 

 forated cap. The 



tooth-brush is collapsible and fits snugly 

 into the central portion of the case. It is 

 readily adjusted for use and the case is 

 of convenient size for carrying in the 

 pocket. It locks securely. 



Keeping the Baby's Bottle Just Right 



THE accompanying illustration shows 

 a water bag so constructed that an 

 infant's nursing bottle can be accommo- 

 dated within a central oix'ning and its 

 contents kept at the desired temper- 

 ature. To keep 

 the bottle warm, 

 the bag is filled 

 with hot water, 

 while during the 

 sunnner season it 

 ma\' be jiacked 

 with chopped ice 

 or filled with ice 

 water and will 

 prevent the milk 

 from sourini". 



A Pipe with a Cleaning Wick 



ANEW tobacco pipe has a removable 

 perforated diaphragm or floor for 

 holding the tobacco and ashes and keeps 



them away from 



the bottom of the 

 bowl. .\ wick 

 extends below the 

 diaphragm into 

 the space where 

 the nicotine and 

 liquid sidistances 

 collect and leads 

 to the top of the 

 bowl to absorb 

 such substances and prevent their pass- 

 ing into the stem. 



A Detachable Massage Brush 



TH1-". invention pictured in the accom- 

 paining illustration is a specially- 

 c o n s t r u c t e il 

 massaging de- 

 ^■ice which is 

 designed to be 

 attached to 

 shaving brushes. 

 It is easily de- 

 tachable and is 

 as readily 

 secured in its 

 operative posi- 

 tion when needed. It is pro\-ided with 

 a guard which will prevent the possibility 

 of soap and water getting on the massag- 

 ing fingers and possibl\- contaminating 

 the surface. 



A Mechanical Oyster-Opener 



NOT so picturesque, perhaps, as the 

 old seaman who u>uall\- poses in 

 illustrations of expert o\-ster-openers, 

 the mechanical de\ice tor the purpose 

 recentU' invented will nevertheless meet 

 with appreciation. It is a 

 simple machine which cor 

 (irises a h a n d 

 lexer j)i\otall\" 

 mountetl, which 

 carries spreatling 

 jaws. It can be 

 operatetl b>' an\- 

 one without dan 

 gerof injury to till 

 hands and doc- 

 llie work <|uirkl\ . 



