The following is available on Kindle:

https://www.amazon.co.uk/War-Lost-Hope-Napoleonic-Expedition-ebook/dp/B0791LK3G6/ref=la_B00N6UQHB2_1_9?s=books&ie=UTF8&qid=1516267922&sr=1-9

https://www.amazon.com/War-Lost-Hope-Napoleonic-Expedition-ebook/dp/B0791LK3G6/ref=la_B00N6UQHB2_1_9?s=books&ie=UTF8&qid=1516267922&sr=1-9

The four memoirs are by Peter Basil Wierzbicki, Kazimierz Małachowski, Jakub Filip Kierzkowski and Ludwik Mateusz Dembowski.