![Antique Machinery and History | Picture of original CEJ Gage block set? | Practical Machinist - Largest Manufacturing Technology Forum on the Web Antique Machinery and History | Picture of original CEJ Gage block set? | Practical Machinist - Largest Manufacturing Technology Forum on the Web](https://www.practicalmachinist.com/forum/data/attachments/306/306542-96448933a0953d1c6aa20742c1bd8a9e.jpg)
Antique Machinery and History | Picture of original CEJ Gage block set? | Practical Machinist - Largest Manufacturing Technology Forum on the Web
![Rectangular Gage Block 112 PCS Grade 0 Johansson Slip Block Multi-Size: Amazon.com: Industrial & Scientific Rectangular Gage Block 112 PCS Grade 0 Johansson Slip Block Multi-Size: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71uytJncUkL._AC_UF1000,1000_QL80_.jpg)
Rectangular Gage Block 112 PCS Grade 0 Johansson Slip Block Multi-Size: Amazon.com: Industrial & Scientific
![Rectangular Gage Block 112 PCS Grade 0 Johansson Slip Block Multi-Size: Amazon.com: Industrial & Scientific Rectangular Gage Block 112 PCS Grade 0 Johansson Slip Block Multi-Size: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71uytJncUkL.jpg)
Rectangular Gage Block 112 PCS Grade 0 Johansson Slip Block Multi-Size: Amazon.com: Industrial & Scientific
![Rectangular Gage Block 112 PCS Grade 0 Johansson Slip Block Multi-Size: Amazon.com: Industrial & Scientific Rectangular Gage Block 112 PCS Grade 0 Johansson Slip Block Multi-Size: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/41B1trQj-DL._AC_UF1000,1000_QL80_.jpg)
Rectangular Gage Block 112 PCS Grade 0 Johansson Slip Block Multi-Size: Amazon.com: Industrial & Scientific
![Canadian machinery and metalworking (January-June 1919). EH ELECTRIC Steel Castings High Grade STEEL Castings Of Every Description Prompt Deliveries Send us your drawingsfor estimates. THE ELECTRIC STEEL AND METALSCOMPANY, LIMITED WELLAND Canadian machinery and metalworking (January-June 1919). EH ELECTRIC Steel Castings High Grade STEEL Castings Of Every Description Prompt Deliveries Send us your drawingsfor estimates. THE ELECTRIC STEEL AND METALSCOMPANY, LIMITED WELLAND](https://c8.alamy.com/comp/2AGBEC9/canadian-machinery-and-metalworking-january-june-1919-eh-electric-steel-castings-high-grade-steel-castings-of-every-description-prompt-deliveries-send-us-your-drawingsfor-estimates-the-electric-steel-and-metalscompany-limited-welland-ontario-guaranteed-accuracy-00001-johansson-gage-blocks-j-=-these-gages-are-the-standard-with-such-organizations-as-=-imperial-munitions-board-canada-cement-company-=-willys-overland-company-dominion-arsenal-dominion-1-cartridge-company-the-turnbull-elevator-mfg-co-holden-morgan-co-and-brown-engineering-corp-any-one-of-thousands-and-thousands-2AGBEC9.jpg)
Canadian machinery and metalworking (January-June 1919). EH ELECTRIC Steel Castings High Grade STEEL Castings Of Every Description Prompt Deliveries Send us your drawingsfor estimates. THE ELECTRIC STEEL AND METALSCOMPANY, LIMITED WELLAND
![Worker is showing gauge blocks. Gauge blocks (also known as gage blocks, Johansson gauges, slip gauges, or Jo blocks) are a system for producing precision lengths. Stock Photo | Adobe Stock Worker is showing gauge blocks. Gauge blocks (also known as gage blocks, Johansson gauges, slip gauges, or Jo blocks) are a system for producing precision lengths. Stock Photo | Adobe Stock](https://as2.ftcdn.net/v2/jpg/04/23/45/79/1000_F_423457975_j5DZWwoPkJUZLruaSMfyYp394Iv6u6vT.jpg)