Monday
Dear George
Will you send me your Trigonometry by post as soon as you can if you don’t want it. I have lost mine. I want you to teach me when you come I have got to sin(A+B) = sinA cosB + cosA sinB & what’s more I know it. F. has just come back from Wales & seems to have had joly fun.
I remain your affec bro | H Darwin
Status: Draft transcription
This transcript was produced as a side-product of the work of the Darwin Correspondence Project and may not have been proofread to the DCP’s usual standards.
Please cite as “FL-1380,” in Ɛpsilon: The Darwin Family Letters Collection accessed on 27 April 2024, https://epsilon.ac.uk/view/darwin-family-letters/letters/FL-1380