Of course, these oil changes & valve adjustments are relative to the life expectancy of the engine. I think (hope) Jims 600 hr est is conservative, my oil ch schedule exceeds OEM specs, I am ballparking the depreciation factor to 900 hrs @ 150 hrs per year = 6 years.
The 4th-century Tomb of the Lionesses consists of a small chamber with gabled roof. The painting depicts flying birds and dolphins and scenes from the life of the Etruscan aristocracy. The 6th-century Tomb of the Hunting Pavilion shows the view seen through the transparent fabric of the pavilion.
REUTERS. Chinese archaeologists have discovered what they believe are the tombs of ancient workers who built the Terracotta Warriors mausoleum. Terracotta Warriors and Horses is actually the mausoleum of Qin Dynasty's Qin Shi Huang (221-210 BC), the first emperor of China.Archaeologists at the Shaanxi Provincial Institute of Archaeology have discovered a total of 45 tombs about 5km from the mausoleum. Terracotta warrior is displayed at a Beijing 2008 Olympic Games Pavillion. Chinese archaeologists say they have unearthed tombs of workers who built the Terracotta Warriors mausoleum.