- [S3] Unknown author L. Guy Young Presbyterian Baptism Certificate., n.pub., n.p., unknown edition (unknown publish date) unknown isbn.
- [S4] Unknown author Young family history was originally based on notes by Marjorie M.Young (160-YOU), update by Charlotte Y. Johnston (215-YOU). Forfurther infformation s, n.pub., n.p., unknown edition (unknown publish date) unknown isbn.
- [S5] Unknown author Young-Cunningham Marriage Certificate, n.pub., n.p., unknown edition (unknown publish date) unknown isbn.