67 
Sir George Mackenzie on the Vision Bees. 
we have had under review, would not disgrace the chisel of 
Praxiteles or Apelles, or of Canova in our own days. The 
painting, as far as colouring, expression, and proportion go, is 
excellent ; but the ancient Egyptians appear to have been to^ 
tally ignorant of perspective, and were not able to group their 
figures. On the pillars, are represented offerings to Osiris, 
Isis, or to the three, that is to Osiris, Isis and Son Horus. The 
dimensions of the statues on the fa 9 ade, which I was able to 
take, are as follows : 
Feet. In* 
Breadth across the shoulders, - - 25 5 
Thickness of ditto, - - - - 7 10 
Distance from the under-part of the forehead to the chin, 
inclusive, - - - - -60 
Length of the nose, - - - - S 8 
Distance from corner to corner of the mouth, - 8 0 
The eye was 2 feet inches by 11| inches. 
The ear was 8 feet inches by 1 foot 4 inches. 
Distance from the tip of the ear to the nostril, - 6 8 
The breadth of the nostrils, including the septum of the 
nose, inside, - - - - 19 
Across the bridge of the nose, - - 0 9 
Distance from the inner corner of one eye to the inner cor- 
ner of the other, across the nose, - - 3 2 
Aht. IX. — Ohseroatlons respecting the Vision of the Humble^ 
Bee and the Honey-Bee. By Sir George S. Mackenzie, 
Bart. F. B. S. Lond. and Edin,, &c. &c. In a Letter to 
Dr Brewster. 
My Dear Sir, 
I T is not long since you were engaged in some researches con- 
nected with the structure of the human eye. The vision of 
insects is a subject which, I should think, might derive some 
illustration from your researches ; and I hope that the facts I 
am about to mention, may induce you to enter on this almost 
untrodden field. Happening to observe a number of Humble 
Bees entering and coming from under the door of a dark out- 
