Why were old windows assembled from small panes of glass?

Why were were old old windows windows assembled assembled from from small small panes panes of of glass?

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Why were old windows assembled from small panes of glass?
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Why were old windows assembled from small panes of glass? - My, Neural Network Content, History (science), Glass, Window, Technologies, Everyday life, Longpost, Series How the world as we know it came to be
Why were old windows assembled from small panes of glass? - My, Neural Network Content, History (science), Glass, Window, Technologies, Everyday life, Longpost, Series How the world as we know it came to be
Why were old windows assembled from small panes of glass? - My, Neural Network Content, History (science), Glass, Window, Technologies, Everyday life, Longpost, Series How the world as we know it came to be
Why were old windows assembled from small panes of glass? - My, Neural Network Content, History (science), Glass, Window, Technologies, Everyday life, Longpost, Series How the world as we know it came to be
Why were old windows assembled from small panes of glass? - My, Neural Network Content, History (science), Glass, Window, Technologies, Everyday life, Longpost, Series How the world as we know it came to be

Everyday life History (science) Neural Network Content Window Series How the world as we know it came to be Glass Technologies
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