"Cause for Alarm" by Eric Ambler is a very exciting engineering spy thriller. So worth reading if you like engineering + spies + thrills.— Rachel Coldicutt (@rachelcoldicutt) March 11, 2015
This line sums up the mood:
"It was not until I was soaking blissfully in the steaming water that it occurred to me to wonder why General Vagas thought it necessary to carry a swordstick."
And this is what someone gives as the list of things they import and sell (it's a cover):
"Moroccan perfumes, Czech jewellery, and French bicycles"