In Columns & Essays: "The Colors of Black & White." About the perception of paper-base and emulsion color in B&W media.
In Cameras Page > Camera Reviews: "Totally, Completely Okay: The Pentax K100D" by Mike Johnston.
In Columns & Essays: "Johnston's Not Much of a System System." A four-part illustrated article about the exposure and development of black-and-white rollfilm. The first part, "Why Gray Card Readings can be Wrong," might also be of use to transparency shooters. About 4,000 words. Originally published in four separate issues of Black & White Photography magazine in 2004.