"Offer to help with project. Author also claims to have created a computer program in 1984 that predicted Halley's 1986 appearance would be ""faint and difficult to see."""
Offer to help with project. Includes secondhand account of 1910 appearance of Halley's comet. Also, letter writer apparently saw the return of Halley's comet on October 13, 1985.
"Author mentions a similar project being conducted by Joseph Lauter who has been collecting personal accounts of Halley's comet sightings in 1910 and publishing them in ""Halley's Comet Watch Newsletter."""