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Darya Filimonova

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If 8aa38 - 60c80 = ca1b8 find number abc. Multiple solutions may exist.
The aim is to place the some numbers from the list (5, 7, 13, 30, 32, 38, 55, 57, 63, 85, 89) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A-B+C.

Sir Thomas Clifford Allbutt

Died 22 Feb 1925 at age 88 (born 20 Jul 1836). English physician who invented the short clinical thermometer(1866) to meet the need for a convenient method to follow the progress of a fever by temperature measurements at the bedside. Allbutt invented the pocket-size, six-inch clinical thermometer, which could take a temperature in five minutes. Before his improvement, the instruments used were a foot long, and required 20 minutes to measure a patient's temperature. Allbutt also demonstrated that angina was caused by a narrowing of the coronary artery. This understanding was an important contribution to improving procedures to treat arterial diseases.«

Taking picture at museum

I was at a museum, and I asked a worker there if we were allowed to take pictures.

He told me no, as they had to stay on the walls.

Found on Twitter BytownMuseum posted on 16 Jun 2019

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