aged packet造句

• When work was available, these men, mostly recent Irish immigrants, were often relegated to do the most dangerous of tasks, such as servicing decrepit steam engines on Mississippi River packets or digging canals or drainage ditches in the fetid swamps of the lower Mississippi because slaves were too valuable to lose .  The [ slaves ] are worth too much to be risked,  recounted one calculating steamboat pilot .  If the Paddies are knocked overboard or get their backs broke nobody loses anything .  Another boat pilot explained that the reason why slaves were not used as stokers on the aged packets was because  every time a boiler bursts [ the owners ] would lose so many dollars worth of slaves; whereas by getting Irishmen at a dollar-a-day they pay for the article [ the Irish worker ] as they get it, and if it s blown up, they get another .