why does a brass door knob 1920s look so different than one from the 1980s?
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Manufacturing processes, advancements in manufacturing technology.
As for door knob looks in general, there’s been a move to handles in the past 20 years due to safety regulations – people with disabilities must be able to open a door, and a door knob is less easily manipulated than a handle.
Lead.
Brass traditionally used up to 3.5% lead. As we “de-leaded,” the lead content went way down. Plumbing fixtures now require the use of zero lead brass, and that is the way things are headed.
On the plus side, if your kid licks that 1980s door knob, there is less of a chance that they won’t be able to do math later on…
Lead.
Brass traditionally used up to 3.5% lead. As we “de-leaded,” the lead content went way down. Plumbing fixtures now require the use of zero lead brass, and that is the way things are headed.
On the plus side, if your kid licks that 1980s door knob, there is less of a chance that they won’t be able to do math later on…
Lead.
Brass traditionally used up to 3.5% lead. As we “de-leaded,” the lead content went way down. Plumbing fixtures now require the use of zero lead brass, and that is the way things are headed.
On the plus side, if your kid licks that 1980s door knob, there is less of a chance that they won’t be able to do math later on…
Styles and Preferences in the 20’s were more Baroque than those in the 80’s which were mostly the same as the 70’s with less shag carpet and Pot and more Chrome and Coke.
Styles and Preferences in the 20’s were more Baroque than those in the 80’s which were mostly the same as the 70’s with less shag carpet and Pot and more Chrome and Coke.
Styles and Preferences in the 20’s were more Baroque than those in the 80’s which were mostly the same as the 70’s with less shag carpet and Pot and more Chrome and Coke.
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