Secondary Sources ~ 1886
| An exposition of the Shorter Catechism by S. D. F. Salmond (WSC) | ||
| Catechisms of the Second Reformation by Alexander F. Mitchell (WLC) | ||
| Illustrations of the Shorter Catechism for Children and Youth, Volume 1 by Jonathan Cross (WSC) | ||
| Illustrations of the Shorter Catechism for Children and Youth, Volume 2 by Jonathan Cross (WSC) | ||
| Sabbath Lessons from Westminster by John Sinclair (WSC) |