From Broken Bits of Byzantium (1872) by C. G. Curtis
A court advisor's vainglorious first-hand account of the disastrous period immediately following Basil II's hard-fought reconquests. The biases on display are glaring and amusing. A great book to read before or alongside 'The Alexiad'.
https://www.amazon.com/Fourteen-Byzantine-Rulers-Chronographia-Classics/dp/0140441697