North American Manufacturers (G-I) of Dry Barrel Fire Hydrants

(21Nov00)

Catalog Model / Cast Model / Vintage & Additional Detail Barrel Detail Size Nozzle Configuration & Photo Number
Galvin's Compound Wedge - Detroit, MI
???? / ???? / large bonnet diameter in proportion to barrel diameter, late 1800s Dry: 1 pc. w/O.D. rib, smooth ? (? bolts under bonnet) 0090
Glamorgan Pipe and Foundry - Lynchburg, VA
· known models have a pot-bellied appearance
???? / ???? / Type 1 - rim of bonnet has vertical notches Dry: 2 pc. w/4 bolt joint, smooth ? 0242
???? / ???? / Type 2 - Pat. Dec 10, 1897, rim of bonnet has braided rope appearance Dry: 2 pc. w/6 bolt joint, smooth ? 0243
???? / ???? / Type 3 - Pat. Dec 10, 1897, rim of bonnet is smooth, tallest model Dry: 2 pc. w/6 bolt joint, smooth ? 0293
Gloucester City
???? / ???? / flip lid style hydrant, early 1800s Dry: 2 pc. w/horiz. bolted joint, smooth ? 0291
Gloucester Iron Works - Glouchester, NJ
???? / ???? / barrel tapered smaller at top, bonnet larger than top of barrel, nozzle located low Dry: 1 pc. w/O.D. rib, vert. fluted ? 0461
Grinnel Hydrant - ????, ??
???? / ???? / bell shaped bonnet with very thick rim Dry: ? pc., vert. fluted ? 0395
Hamilton Water Works - Hamilton, ON
???? / ???? / dated 1859 Dry: 1 pc. w/no O.D. rib, smooth ? 0146
Hanover Hydrant - Hanover, PA
???? / ???? / upper part of bonnet is bell shaped Dry: 1 pc. w/O.D. rib, smooth ? (4 bolts under bonnet) 0445
Herron Brady - Chattanooga, TN
???? / ???? / Type 1 - 'swollen' upper barrel with circular bands Dry: 1 pc. w/O.D. rib, circular bands ? (4 bolts under bonnet) 0298
???? / ???? / Type 2 - bell shaped bonnet that is vertically fluted Dry: ? pc., smoooth ? (4 bolts under bonnet) 0399
Hinckley - San Francisco, CA
???? / ???? / tall vertically fluted bonnet with diameter growing from barrel dia. at bottom and flairing out at top Dry: 2 pc. w/6 bolt joint, vert. fluted ? (4 bolts under bonnet) 0450, 0451
Holly Mfg. Co. - Lockport, NY
???? / ???? / Type 1 - Pat. Sep 14, 1869 and mfr. name and location cast onto top of bonnet, pot-bellied appearance similar to Union Iron Works Dry: 2 pc. w/4 bolt joint, smooth ? (? bolts under bonnet) 0092 0093(top)
???? / ???? / Type 2 - top of bonnet has cone shaped supports for operating nuts Dry: ? pc., smooth ? 0435
???? / ???? / Type 3 - highly ornate barrel casting with 'king's crown' design between bonnet and nozzles, and 'waving grass' originating on lower portion of upper barrel and reaching up to nozzles, 1874 Dry: 1 pc., ornate ? 0468
???? / ???? / Type 4 - smooth nozzle section and smaller dia. barrel portion Dry: 2 pc. w/4 bolt joint, vert. fluted ? 0500
Holyoke Iron Works - Holyoke, MA (see also Norwood Engineering)
???? / ???? / bonnet cast integral with barrel, mfr. & location on top of bonnet, ~1900 Dry: 1? pc., smooth ? 0096
Howard Iron Works - Centre County, PA
???? / ???? / Type 1 - looks like a vertically fluted toadstool mushroom with nozzles, found with 'flange protector' skirt Dry: ? pc., vert. fluted ? 0434
???? / ???? / Type 2 - conventional looking, found with 'flange protector' skirt Dry: 2 pc. w/4 bolt joint, vert. fluted ? (4 bolts under bonnet) 0432
I. S. Gassins and Co. - Philadelphia, PA
???? / ???? / beautiful ornamental designs on barrel, mid-1800s Dry: 1 pc. w/no O.D. rib, ornamental ? 0148
Iowa Valve - Oskaloosa, IA (see Eddy Iowa)
· all types have either "The Iowa" or "Iowa" model name cast onto the top of the bonnet
· all have an off-center operating nut on a round bonnet w/8 angled surfaces held on by a single bolt
· patent dates, present on Var. 1 & 2, are on barrel w/mfr. name and location
Iowa / Iowa / Var. 1 · full underbonnet barrel flange with closed nut pockets, no date of manufacture
· sub-variants differ in style of lettering and patent dates
Var. 1a - "Iowa Valve Co" and "Oskaloosa" in semi-circular arcs, one or more patent dates May 22, 1906; Feb 7, 1911; and Dec 2, 1919 Dry: 1 pc. w/O.D. rib, smooth ~4" (4 bolts under bonnet) 0118
    ~5" (6 bolts under bonnet) (n/a) ; 0321
    ~6" (8 bolts under bonnet) 0319
Var. 1b - horizontal mfr. & location lettering, patent dates of May 22, 1906 and Feb 14, 1928 Dry: 1 pc. w/O.D. rib, smooth ~4" (4 bolts under bonnet) (n/a)
Iowa / Iowa / Var. 2 · Pat. Feb 14, 1928 on upper barrel, no date of manufacture
· sub-variants differ in the underbonnet area of the barrel flange
Var. 2a - full underbonnet barrel flange with 'closed' nut pockets Dry: 2 pc. w/4 bolt joint, smooth 4" (4 bolts under bonnet) (n/a) ; 0184
  Dry: 2 pc. w/8 bolt joint, smooth 5 1/4" (8 bolts under bonnet) (n/a)
Var. 2b - 8 gusset barrel flange underbonnet Dry: 2 pc. w/8 bolt joint, smooth 5 1/4" (8 bolts under bonnet) (n/a)
Var. 2c - full underbonnet barrel flange with 'open' nut pockets Dry: 2 pc. w/4 bolt joint, smooth 4 1/4"; (4 bolts under bonnet) (n/a)
Iowa / Iowa / Var. 3 - no patent date, full underbonnet barrel flange with 'open' nut pockets, model name cast vertically on front of barrel, 1950-61 noted Dry: 2 pc. w/4 bolt joint, smooth 4 1/4" (4 bolts under bonnet) (n/a)
Iowa / Iowa / Var. 4 · no patent date, 4 gusset barrel flange underbonnet, has date of manufacture
· sub-variants differ in the style of eyelet for cap chain attachment
Var. 4a - formed eyelet for cap chains, dated 1963 under eyelet Dry: 2 pc. w/8 bolt joint, smooth 5 1/4" (8 bolts under bonnet) 0248
Var. 4b - cast eyelet for cap chains, dated 1968 above flange at upper/lower barrel joint; see Eddy Iowa Var. 2 Dry: 2 pc. w/8 bolt joint, smooth 5 1/4" (8 bolts under bonnet) 0183


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