Company Names, addresses, dates:
  W. M. Allen, Staunton VA
  W. M. Allen & Bro, Staunton VA
Notes:
(more information will be added when I get around to researching this druggist)
Bottles (W.M. Allen):
These are clear bottles, 5.25" and 5.5" tall, embossed: vertical: W.M. ALLEN / DRUGGIST STAUNTON, VA.
Same bottle as above except size (4.5") and the base embossing: vertical: W.M. ALLEN / DRUGGIST STAUNTON, VA. base: PAT'D JUN 4, 89 / B / B B & CO
Same bottle as above except size (3.75") and base embossing: vertical: W.M. ALLEN / DRUGGIST STAUNTON, VA. base: B
Clear 5.25" bottle embossed: round slugplate: W.M. ALLEN / DRUGGIST / STAUNTON, VA base: PAT JAN 24, 88 / B / W T & CO
Clear 6.7" (left) and 5.5" (right) bottles, both embossed: vertical: W.M. Allen / Prescription / Druggist / STAUNTON, VA
These are clear, 2.6" bottles. They're embossed the same, and look somewhat identical
in the first photo, but the 2nd photo reveals that they're actually different shapes.
The left is a Royal Oval / Gem Oval style and the right is not as fancy.
They're both embossed: vertical: W.M. ALLEN / DRUGGIST / STAUNTON, VA
Bottles (W.M. Allen & Bro):
Left bottle is clear and 6.5" tall. Right bottle is slightly sun-colored amethyst, and 3.5" tall.
THey are both embossed: vertical: W.M. ALLEN & BRO. / DRUGGISTS / STAUNTON, VA. base (right bottle only): W T & CO / A
This is a 4.25" clear bottle embossed: vertical: W.M. ALLEN & BRO. / CORNER DRUG STORE / STAUNTON, VA.
This is a 3.8" clear bottle embossed: vertical: W.M. ALLEN AND BRO. / DRUGGISTS / STAUNTON, VA. base: PAT'D DEC 13, 87
This bottle has similar embossing to the bottle above, but it has a different shape.
It is a 6.6" clear bottle embossed: vertical: W.M. ALLEN AND BRO. / DRUGGISTS / STAUNTON, VA.
This is a 5.7" sun-colored-amethyst bottle embossed: oval slug with fancy pattern: W.M. ALLEN & BRO / DRUGGISTS / STAUNTON VA.