Until about 1895 the primary guns chosen by Live Bird competitors were British; and mostly Scott guns

Jan., 1879 The Chicago Field
Jamaica Plank Rd., L.I., New York
Brooklyn Gun Club vs. Philadelphia Gun Club, 8 guns per side. Only two Parker guns on the grounds. Mr. T.E. Broadway of the Brooklyners used a Parker 10 ga. with close choke weighing 9 1/2 lbs shooting 4 1/2 drachms of DuPont's Diamond Grade and 1 1/4 oz of Tatham's soft shot. For the Philly club, Mr. H.A. Burroughs shot a Parker 12 bore with medium choke weighing but 7 lb 14oz. He shot 4 drachms of Hazard's Electric Powder and 1 1/4 oz. of chilled #7 in the left barrel and #8 in the right.
W&C Scott was the choice for most shooters with a pair of Remingtons and a Moore and a Williams & Powell.

February 23, 1895 Sporting Life
Keystone Crow Shoot
https://digital.la84.org/digital/collection/p17103coll17/id/55021/rec/8
1 1/4 oz. loads
Mott shot a Greener gun with 48 grs. E.C. powder.
Bergner shot a LeFever gun with 48 grs. E.C. powder.
Jones used a Clabrough gun with 48 grs. E.C. powder.
Leonard shot a Wesley Richards gun with 45 grs. E.C. powder.
W.H. Wolstencroft shot a Francotte gun and 48 grs. American Wood Powder.
Budd used a Parker gun and 52 grs. E.C. powder.
Landis shot an L.C. Smith gun with 48 grs. E.C. pow­der.
Thurman used an L.C. Smith gun with 50 grs. American Wood Powder.
Leaming shot an L.C. Smith gun with 48 grs. E.C. powder.
Isaac Wolstencroft shot a Greener gun with 52 grs. Schultz powder.
Davids used an L.C. Smith gun and 47 grs. E.C. powder.
Edwards shot a Cla­brough gun and 48 grs. E.C. powder.
James Wolstencroft shot a Greener gun and 50 grs. E.C. powder.
Ed Hill used an L.C. Smith gun, 10 bore, and 52 grs. E.C. powder.
Zweilin used an L.C. Smith gun and 48 grs. E.C. powder.
Morfey shot a Greener gun with 49 grs. E.C. powder.
Rothacker used a Colt's gun with 56 grs. (4 Dr. Eq.) Schultz powder.
Hothersoll shot an L.C. Smith gun with 50 grs. Amer­ican Wood Powder.
W. M. Pack shot a Greener gun with 52 grs. Schultz powder.
(Capt. A.W.) Money shot a Greener gun with 49 grs. E.C. powder.
W. H. Pack shot a Fran­cotte gun with 50 grs. Schultz.
Treadway used a Greener gun with 48 grs. E.C. powder.

c. 1895 Grains = Dram Equivalence
(by 1900 “E.C.” and “Schultze” were equivalent at 14 grains/dram)
…………..“E.C.”…..”Schultze”
3 Dr. Eq……44………..42
3 1/4……….45.5………45
3 1/2……….49………..48
3 3/4……….53………..51