Update, 26 Oct 2018: And the winner is ...
... the rickshaw cover.
Thank you to everyone who voted. Across Facebook, Gwulo and Twitter there were a total of 200 votes, with 78 for the children cover and 122 for the rickshaw cover.
Whichever photo you preferred, you can take a closer look when you see the book. Both photos are shown there, enlarged as double-page spreads.
The layout of the new book's cover will be very similar to the first book, but this time using a blue colour instead of red.
I've narrowed down the choice of photograph to these two, and would like your help to decide which one to use. Imagine you see the cover on a shelf in a bookstore, or on a website. Which one are you more likely to pick up to take a closer look?
Please leave a comment below with the word children or rickshaw to vote for your choice. (Or if you're reading this in the newsletter, please vote by reply email.) Here they are ...