In the late 20th century, scopes and other complex optics became more common as opposed to the more basic iron sights.
From the en.wikipedia.org
The same basic techniques were used with iron during that age to great reward.
From the en.wikipedia.org
Yes you still have to iron out particulars, but the basic outline is in place.
From the sfgate.com
No raw material is more basic than iron ore, and in recent years China has been importing more of it than the rest of the world combined.
From the sfgate.com
Girls will receive a free wash, conditioning and basic style, such as a flat iron, roller wrap or set.
From the courier-journal.com
Rio Tinto is a globally diversified miner with a product portfolio spanning basic metals like iron ore, copper and aluminum to energy products like coal and uranium.
From the forbes.com
In addition, Bhutto nationalized ten of his country's basic industries, including iron and steel, heavy engineering, automobile assembling, chemicals, cement and public utilities.
From the time.com
The iron law tells us that the basic math of global emissions will only become more unforgiving.
From the theatlantic.com
Then the government removed controls on eleven basic indus tries, including cement, iron and steel forging, and timber products.