As stated in the introduction to the text, these tutorials are not intended to represent the range of techniques that can be employed. They are intended as a starting point for experimentation with the elements of photography, and can lead to increased understanding of tools and capabilities with respect to photographic image making.
Negative Carriers Tutorial
One alternative to using a standard negative carrier is to use a glass negative carrier. Glass negative carriers are sold for 4 × 5 enlargers, or can be made simply by having two sheets of clear 1/16″ glass cut, its edges seamed for safety, and “sandwich” your negative between them. The advantage to glass carriers is that they work for multiple size ...