Chicken grit should not be confused with a calcium supplement like oyster shell. Grit is for the purpose of aiding in digestion. Oyster shell is for the purpose of adding calcium to your laying flockâs diet. Calcium is the main component in egg shells and is an important element to supplement into your henâs diet.
Castles. The Normans were master castle builders. After 1066, England witnessed a massive castle building programme on the orders of William the Conqueror. First, motte and bailey castles were built.Once William had firmly established his rule in England, he built huge stone keep castles.By the time of Edward I, concentric castles were being built.fter 1066, England witnessed a massive castle building programme on the orders of William the Conqueror. First, motte and bailey castles were built.
Overview and Introduction. Founded nearly a millennium ago, The Tower of London has been expanded upon over the centuries by many a king and queen. The first foundations were laid in 1078 and the castle has been constantly improved and extended. The Tower of London is the oldest palace, fortress and prison in Europe.History has it that King Edward of England backed down on his promise to give the throne to William, Duke of Normandy and ended up giving the throne to Harold Godwinson, his English brother in law.he first foundations were laid in 1078 and the castle has been constantly improved and extended. The Tower of London is the oldest palace, fortress and prison in Europe.