J. Seydelmann was the first person to prepare sepia ink mixed with gum Arabic (as discussed in ref. [14]) as a method of watercolor painting technique in Dresden in 1780.
But because of an assistant's ink mix-up, Mr. Edelmann said, "they turned out blue, and there was really nothing to be done".
Methods: Researchers made the ink by mixing carbon nanotubes in water with a surfactant, a chemical that keeps them from clumping together.
Diluted red ink (10%) mixed with 1% Intralipid solution was used to mimic blood.
The colors bleed into each other as the litho inks mix and combine, and the strokes are filled with typos, corrections, and misprints.
Commenting on his work, Evans said that it "kept me fully employed mind and body: I had to direct the engravers to the direction of the lines in the colour blocks, and the printers for the tones of the inks for printing, often mixing the inks".
The workshop includes making goose feather quills, mixing ink, handling parchment and watching a scribe.
A journalism tutor at Florida Atlantic University wondered what would happen if he gave his students the task of producing a paper using pre-desktop publishing techniques; from typing a first draft on a typewriter to mixing inks.
Cathode inks were prepared mixing the BSCF powders with an organic vehicle (α-terpineol as a solvent, di-n-butyl phthalate as a plasticizer, and polyvinylbutyral as a binder) until an appropriate viscosity for brushing was achieved.
