'In 1866 Dr. Thomas Allbutt was all brain when he invented a 6-inch one of these; safer fluids have replaced mercury'
a thermometer
MEDICAL MILESTONES: In 1866 Dr. Thomas Allbutt was all brain when he invented a 6-inch one of these; safer fluids have replaced mercury
In 1866 Dr. Thomas Allbutt was all brain when he invented a 6-inch one of these; safer fluids have replaced mercury
In 1866 Dr. Thomas Allbutt was all brain when he invented a 6-inch one of these; safer fluids have replaced mercury
MEDICAL MILESTONES
a thermometer
MEDICAL MILESTONES