Reference numberMS/928/2/59
TitlePostcard from Alfred Seabold Eli Ackermann, to Charles Vernon Boys, St Marybourne nr Andover, Hampshire
Date1 June 1940
DescriptionNote on 'four 4s' problems, thanking Boys for his solutions up to 106. Ackermann states that Boys's drawing is also of interest.

Alfred Seabold Eli Ackermann (1867-1951), British engineer.
Physical descriptionOn card
Access statusOpen
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