MARCUS, CARROLL CO., ILL. Railroad: Chicago, Burlington & 309.9 310.3 310.9 ISLAND NO. 260 (foot) 312.7 313. 1 313. 1 313.9 314. 1 314.8 BEAVER CREEK. KELLERS ISLAND. (ISLAND NO. 264) (head) (partly inundated). SAVANNA BAY (mouth). ISLAND NO. 266 (foot) (partly inundated). ISLAND NO. 265 (foot) (partly inundated). 551.9 551.4 550.5 550.1 550.0 549.3 548.6 546.8 546.3 545.9 545.7 545.3 545.2 544.8 544.3 543. 4 543. 1 542.7 542.1 541.6 541.6 541.3 541.3 540.6 540.3 539.9 539.9 539. 1 538.9 538.2 apolis 284.2 284.3 284. 3 285.8 286.0 286.0 286. 2 286.4 286. 4 286. 6 286.8 286.8 287.2 287.4 288.0 288.0 289.0 289.0 289.4 289.4 289.8 289.8 291.0 291.0 291.1 291. 1 291.9 292.1 292.1 292. 6 293. 3 ISLAND NO. 233 (foot) (partly inundated).. MENOMINEE SLOUGH (lower end). SINSINAWA RIVER (mouth) (enters Deadmans Slough). ISLAND NO. 235 (foot) (partly inundated) ISLAND NO. 238 (head) (partly inundated). ISLAND NO. 239 (head) (partly inundated). GEARS FERRY, JO DAVIESS CO., ILL. (on Harris Slough). GORDONS FERRY, JACKSON CO., IOWA. Railroad: Chicago, GAGE, GORDONS FERRY (see p. 289). ISLAND NO. 238 (foot) (partly inundated) PORTAGE, JO DAVIESS CO., ILL. (on Harris Slough). Railroad: GALENA RIVER (mouth) (empties into Harris Slough). GALENA JUNCTION, JO DAVIESS CO., ILL. (on Harris Slough). ern STONE SLOUGH (upper end) (closing dam near upper end). AIKEN, JO DAVIESS CO., ILL. (on Harris Slough). Railroad: HARRIS SLOUGH (lower end) (junction with Stone Slough). SMALLPOX CREEK (enters Stone Slough behind Island No. 241). ISLAND NO. 241 (foot) (partly inundated) STONE SLOUGH (lower end) ISLAND NO. 242 (foot) (partly inundated). CROOKED SLOUGH (upper end) (closing dam near upper end) (now ISLAND NO. 246 (head) (partly inundated). SMITHS, JACKSON CO., IOWA. Railroad: Chicago, Milwaukee, SPRUCE CREEK. BELLEVUE SLOUGH (lower end). ISLAND NO. 245 (foot) (partly inundated). ISLAND NO. 247 (head) (partly inundated) GAGE, LOCK AND DAM NO. 12 (upper) (see p.289) LOCK AND DAM NO. 12 (see p. 199) (for regulations see p. 21). Lock ISLAND NO. 247 (foot) (partly inundated). GAGE, LOCK AND DAM NO. 12 (lower) (see p. 289). BELLEVUE, JACKSON CO., IOWA (1771). Railroad: Chicago, MILL CREEK. |