WATER STA'.l. REGISTERS 87 



Gurley Priming Water Stage Register 



Range, to 36.99 feet \Mih-.ui repeating. 



Prints at 15, 30 or 60 minute mt.-i \.il-. 

 The tune that the clock will run depends upon 



the depth !' the well. 

 The fall of cluck weight i \V* inches per day. 



nlMl JnmiAry I". 



Thr ihlii. uli\ ..! -. .ilm- \sith plenum the records made 

 by a graphic regi-trr. the tendeney of the paper to be affected 



h\ inoi lure m other raii-e-, .ind the limit. d time l.ir ^hi h tli 

 record can be taken, have led to our introducing a register which 

 {nuts on a continuous paper strip, at intervals of 15, 30, or 

 60 minutes, the height of the water in feet and hundredth* of 

 a foot for a period of time dependent on the range of fall 

 allowed the driving weights, which move at the rate of \ 1 A 

 in. hes for a period of 24 hours. 



Pio. 41 S*v iper Tape, ibowing JMntgd Rccortl 



'I 'hi- r.-.-i-t.-r is the result of years of study and experiment, 

 ami is iiu.l.- in tin- h->t manner and of the best material, has 

 had the original inspection and approval of some of the moat 

 eminent hydraulic engineers, and has been tested under severe 

 conditions of actual service >\ith m.M -.iti^t.n i..r\ re-ult-. \\ \ 

 therefore, have no h^itaiion in recommending its use to all who 

 require accuracy and efli \\ water measurements. 



ADVANTAGES OF GURLEY PRINTING REGISTERS 



Certainty of operation. These registers have been devel- 

 oped to meet aetu.tl ti-ll conditions and are |>erfonning with 

 certainty and without interruption in many places and under a 

 great variety of physical conditions. 



