Verulam (readers' letters – June 2014)

Robert Thorne is impressed by the narration and illustration of a book charting this engaging period in London's structural history.

Institution Fellow, Alasdair Beal, questions the lack of technical detail in this book by two concrete experts.

Roma Agrawal is using her rarity as a young, female engineer to front campaigns on television, in the papers and on billboards that raise the profile of an engineering career. More professionals should do the same, she tells Jackie Whitelaw.