Police and civil prefects. 1  Praefectus urbi, or praefectus urbanus: city prefect, in charge of the administration of Rome. 2  Praefectus vigilum: commander of the Vigiles. 3  Praefectus aerarii: nobles appointed guardians of the state treasury. 4  Praefectus aerarii militaris: prefect of the military treasury.
Puppies normally get their first shots around 8 weeks old, but they can be given earlier if needed (ie with stray, abandoned pups or those who were formula fed). Three sets of combination vaccinations (a shot that protects against more than one disease) given at 3 week intervals. 8 weeks - first round.
At this point, your puppy can only hold his bladder for around 2 hours. It is also the best time to start housebreaking. At 16 weeks, a puppy can usually hold his bladder for up to four hours. Prior to this, the bladder can withstand about 2 hours before the puppy must go. At 4-6 months, puppies in this age group can often seem half house trained due to their ability to be easily distracted.