Nine (Kindle US) and seven (Kobo US, coupon/VIPable) titles in Robert Goldsborough's continuation of Rex Stout's Nero Wolfe/Archie Goodwin series have dropped to $1.99. Most or all have been on sale before, however, if you have a gap to fill, you may want to check...
This may be one of Open Road's Monday afternoon super-sales, as they used to have in the past, however, no matter how I try, I'm not getting emails from them any more, so can't be sure...
In any case, here are links:
Kindle US:
https://www.amazon.com/gp/search/?se...price-asc-rank
Kobo US:
https://www.kobo.com/us/en/search?Qu...cminprice=1.00