Hi, Can anyone point to some good reading on John Harrison, who in the 18th century devoted his life to making the best timekeepers ever built and who also constructed and built the first usable marine chronometer.
Jan F _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
