If you can send a digital picture so we can properly ID the actual manufacturer, we can supply a schematic. gunshop@nctv.com
I believe you are asking about an Air Rifle made for Sears by Crosman Air gun company. They made air guns for Sears under the J.C. Higgins name. The 126.19310 is a Crosman model 180. MFG 1962-67 You didn't state the condition so I can only give you a WIDE range from excellent to poor. $130 to $55
It is a Stevens Model 250A, made by them for Sears, using the Sears J.C. Higgins trade name.
Sears' JC Higgins Model 25 is the High Standard model A1041 .22 auto
The JC Higgins Model 31 rifle was manufactured for Sears and Roebuck by Hi Standard.
The JC Higgins Model 30 was made by High Standard for Sears from 1950-1953.
Hi Standard made the Model 20 J.C. Higgins for Sears
No sn data available.
The JC Higgins Model 45 is simply the Marlin Model 336C as made for Sears. The base gun is still in production, although Sears is no longer in the gun business. www.countrygunsmith.net
AnswerJ.C Higgins Model 29 was manufactured for Sears by Hi Standard:Not all J C Higgins were made by Hi Standard, but this model was.Marlin, Winchester, Browning and Savage also made guns for Sears.
Remington
The same, Its a Stevens model 95, a Savage 96 and a sears 101.100
Crosman and Daisy made air rifles for Sears under the JC Higgins name. The model 126.1931 is listed as a Crosman model 180. If you are stating that it's in 95% condition then I would rate this as Very good and it would be worth around $100. The rifle was made between 1956 -67. If you want the owners manual see the link below.