Offered here are two books on Lancia, an Italian automotive company. Both are highly researched, and well-illustrated:
Lancia and De Virgilio, At the Center is an award-winning history of Lancia, with information on the family, the company, and engineering done behind the scenes. First published in 2014, it has long been sold out, and now reprinted by the author. (330 pg, 700 illus.)
Balancing the Lancia V4 is an analysis of Lancia's V4 engines, from the Lambda in 1922 to the Fulvia up to 1975, with more than 500,000 engines made over fifty years. They are here studied in detail with original drawings. (100 pg)
Lancia and De Virgilio is $125, Balancing is $30 (shipping additional). If ordered together, the price is $150, shipping included (US only).