The value structure of John Frederick Herring Sr. is mid-key: quiet, controlled, and cohesive. John Frederick Herring Sr. builds on cool foundations: the palette favours the blue-cyan-green arc. The absence of saturated colour is itself an expressive choice: this is a palette of restraint and atmosphere. The most saturated colour, #956B32, is reserved to 6.4% of the surface, where it acts as a focal punctuation. 55 units of value range underpin the palette's structural clarity: the eye always knows where light falls. The mid-to-high key, cool bias, and moderate chroma point to outdoor observation - sky and diffused daylight as the dominant light source. John Frederick Herring Sr. arrived at this balance through long practice; the palette carries the weight of that experience.