Two Georgette Heyer titles have dropped to $2.99 at Kindle and Kobo US (coupon/VIPable).
Cousin Kate
Kindle US:
https://www.amazon.com/dp/B002WWKZJA
Kobo US:
https://www.kobo.com/us/en/ebook/cousin-kate-6
A Civil Contract
Kindle US:
https://www.amazon.com/dp/B005UEBR30
Kobo US:
https://www.kobo.com/us/en/ebook/a-civil-contract-3
ADD:
The Unknown Ajax (my favorite among many favorites

of Heyer's titles), also at $2.99
Kindle US:
https://www.amazon.com/dp/B005CKKFG2
Kobo US:
https://www.kobo.com/us/en/ebook/the-unknown-ajax-3
Is it time for the Sourcebooks/Heyer birthday sale, that used to be an annual thing, but which I haven't noticed happening the last few years?