When all things were properly disposed, I set fire to the phosphorus with a burning glass.
That collector field of ours gathers energy just like a burning glass.
Clark gave one of the men a burning glass to conduct him to the spot, and set out with seven men in a canoe.
That's how that wise man what's his name with the burning glass.
Matches are precious things out there and, with a burning glass, you will only have to draw upon your stock in the evening.
Or broken bottles in the furze act as a burning glass in the sun.
The action is that of a burning glass, and extends throughout the leaf-tissues.
This was notably the case with The burning glass, her last novel.
Rick had not yet gotten used to carrying the small lens and had forgotten it until the need for a burning glass arose.
The effect may be compared to playing the point of a ray of sunlight focussed through a burning glass.