This Journal aims to increase and diffuse knowledge about scientific instruments made and/or sold in the United States and the Americas. The areas covered include mathematical, optical and philosophical instruments, chemical, physical and electrical apparatus, sundials and globes.

The time period covered is from the 17th to the mid-20th century. Articles concerning instruments, instrument makers or other aspects of the instrument enterprise and biographies should be sent to the editor. Book reviews, reviews of web sites and collection profiles should be sent to the associate editor.