![File:Vintage Texas Instruments Electronic Pocket Calculator, Model SR-50, Made in Holland, Red LED Display, Original Price = 169.95 USD, Circa 1974 (12577487384).jpg - Wikimedia Commons File:Vintage Texas Instruments Electronic Pocket Calculator, Model SR-50, Made in Holland, Red LED Display, Original Price = 169.95 USD, Circa 1974 (12577487384).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/f/fe/Vintage_Texas_Instruments_Electronic_Pocket_Calculator%2C_Model_SR-50%2C_Made_in_Holland%2C_Red_LED_Display%2C_Original_Price_%3D_169.95_USD%2C_Circa_1974_%2812577487384%29.jpg)
File:Vintage Texas Instruments Electronic Pocket Calculator, Model SR-50, Made in Holland, Red LED Display, Original Price = 169.95 USD, Circa 1974 (12577487384).jpg - Wikimedia Commons
![9527 Product (50 Rolls/Case x 2) Thermal Receipt Paper, Thermal Paper Rolls 2 1/4" x 50', Cash Register Paper Tape, Credit Card Machine Paper, Thermal Calculator Paper 2.25 inch x 50 ft - Walmart.com 9527 Product (50 Rolls/Case x 2) Thermal Receipt Paper, Thermal Paper Rolls 2 1/4" x 50', Cash Register Paper Tape, Credit Card Machine Paper, Thermal Calculator Paper 2.25 inch x 50 ft - Walmart.com](https://i5.walmartimages.com/asr/11571570-a523-452d-aa48-0a2c74be9805.89fcc162693230f939f9caf613a2edcb.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
9527 Product (50 Rolls/Case x 2) Thermal Receipt Paper, Thermal Paper Rolls 2 1/4" x 50', Cash Register Paper Tape, Credit Card Machine Paper, Thermal Calculator Paper 2.25 inch x 50 ft - Walmart.com
![Gorilla Paper 2 1/4" x 150' 1-Ply Bond Paper Rolls El-1750 EI-1801 P23 2.25 x 150ft Adding Machine Tape Calculator Paper, BPA Free, 50 Rolls Gorilla Paper 2 1/4" x 150' 1-Ply Bond Paper Rolls El-1750 EI-1801 P23 2.25 x 150ft Adding Machine Tape Calculator Paper, BPA Free, 50 Rolls](https://www.gorillapaper.com/cdn-cgi/image/quality%3D100/assets/images/free_shipping/gb214-150-free_shipping.jpg)
Gorilla Paper 2 1/4" x 150' 1-Ply Bond Paper Rolls El-1750 EI-1801 P23 2.25 x 150ft Adding Machine Tape Calculator Paper, BPA Free, 50 Rolls
![Amazon.com : 2 1/4 in x 150 ft Calculator Paper Rolls (50 Rolls – 55 GSM) 2.25" x 150' Adding Machine Tape 1-Ply Bond Receipt Paper for El-1750 1801 P23 XE A155 Amazon.com : 2 1/4 in x 150 ft Calculator Paper Rolls (50 Rolls – 55 GSM) 2.25" x 150' Adding Machine Tape 1-Ply Bond Receipt Paper for El-1750 1801 P23 XE A155](https://m.media-amazon.com/images/I/715ssfC3v6L._AC_UF894,1000_QL80_.jpg)