![](https://www.freystuff.com/wp-content/uploads/2021/02/KnE-68-1643-MHF-39-F-DSCN4455-scaled.jpg)
![](https://www.freystuff.com/wp-content/uploads/2021/02/KnE-68-1643-MHF-39-B-DSCN4456-scaled.jpg)
![](https://www.freystuff.com/wp-content/uploads/2021/02/KnE-68-1643-MHF-39-Cf-DSCN4457-scaled.jpg)
![](https://www.freystuff.com/wp-content/uploads/2021/02/KnE-68-1643-MHF-39-Cb-DSCN4458-scaled.jpg)
Serial Number 018474
Flyer in Box: “How to Take Care of Your Slide Rule”, Back Cover Number: S14-3
Clark McCoy’s K&E Catalogs – 4053 Information page
Catalog Number: MHF-39, Location: MHF-D1
Slide Rules and Other Things
Serial Number 018474
Flyer in Box: “How to Take Care of Your Slide Rule”, Back Cover Number: S14-3
Clark McCoy’s K&E Catalogs – 4053 Information page
Catalog Number: MHF-39, Location: MHF-D1