Eta kniga - o naibolee znachimykh mekhanizmakh, sozdannykh v dvortsovom ansamble g. Petergofa pod Sankt-Peterburgom v period XVIII-XIX vekov – pod"emnom stole na 14 person v Ermitazhe Nizhnego parka (Imperator Petr I) i lifte s ruchnym privodom v Fermerskom dvortse parka Aleksandriya (Imperator Aleksandr II). V retrospektive i s opisaniem sovremennogo sostoyaniya. Pod uglom zreniya istorii tekhniki (mekhaniki) na styke s arkhitekturoy i iskusstvom, preemstvennosti inzhenernoy i izobretatel"skoy mysli. O trudnom, uvlekatel"nom, pouchitel"nom i blagorodnom dele vossozdaniya i restavratsii unikal"nykh istoricheskikh pamyatnikov tekhnicheskogo tvorchestva, progressa otechestvennoy inzhenerii v byvshikh tsarskikh rezidentsiyakh, dvortsovo-parkovykh ansamblyakh, gosudarstvennykh muzeyakh-zapovednikakh. Natsional"nykh pamyatnikov mirovogo masshtaba, prakticheski polnost"yu unichtozhennykh varvarami v gornilakh revolyutsiy i v adu Velikoy Otechestvennoy Voyny. V restavratsionno-vosstanovitel"nykh rabotakh prinimali takzhe uchastie ne voshedshie v ogranichennyy spisok avtorov knigi chleny Tvorcheskogo soyuza izobretateley Peterburga – V.Snegov, K.Turkin, A.Gorshkov, V.Konovalenko, V.Lyashchenko, I.Povyshev i dr.