Vintage Sun Hemmi 257 Chemical Engineer’s Slide Rule Case Manual - Bamboo For Sale

Hi, this is a great working chemical engineer’s slide rule. It includes the Hemmi slide rule book where they show a sketch of the slide rule. The slide rule works perfect, and is in excellent condition. The case has a name and also some age related cracks, please see photos.

I am like you and enjoy buying on . If you need more detail about an item please ask, as I am aware that you sometimes know more about it than I do, like from past ownership. I usually ship within minutes to hours, as I know you want your item. If you have any questions about shipping, insurance, or packaging kindly ask as I am limited to the predetermined weight of the item and packaging. I have many satisfied customers and I would like to count you too. Feel free to make an offer on my items.