| Author | Davenport, Duane | |
| Title | Sales Catalog | |
| Original Date | 1988 | |
| Notes | Sales Catalog: This is a price list printed in the 5.5 by 8.5 inch format of early auction catalogs. Produced by Duane Davenport in June 1988, the publication consists of twenty color photographs of 88 insulators for sale. It’s a most ambitious undertakin | |
| Type | Hobby | |
| Version | Sales Catalog | |
| Version Author | Davenport, Duane | |
| Date | 1988 | |
| Version Notes | ||
| Example Type | ||
| Size | 5.5" x 8.5" | |
| Pages | 0 |