Historical Aerial Photography for McHenry County, Illinois

ILHAP County Code: BXA Flightline Orientation: West to East Number of Flightlines: 13 Year of Photography: 1939 Line Index: McHenry (5.6 Mb) Photo Index: McHenry W (4.0 Mb) Photo Index: McHenry E (4.1 Mb) Index Data: mchenry.zip

Highlighted table cells indicate files that best delineate the county boundary. The shape of the county is distorted in the flight line direction. Links are displayed by exposure number. File names include codes for county, roll number, and exposure number.

	Flightline	West to East
N to S	1		76	75	74	73	72	71	70	69	68	67 66	65	64	63	62	61	60	59	58 57	56	55	54	53	52	51	50	49	48	47
	2	109	110	111	112	113	114	86	87	88	89	90	91	92	93	94	95	96	97	98	99	100	101	102	103	104	105	106	107	108
	3		124	123	122	121	120	119	118	117	116	115	114	113	112	111	110	109	108 107	106	105	104	103	102	101	100	99	98	97	96
	4	29	28	27	26	25	24	23	22	21	20	19	18	17	16	15	14	13	12	11	10	9	8	7	6	5	4	3	2	1
	5		125	126	127	128	129	130	131	110	111	112 113	114	115	116	132	133	134	135 120	121	122	123	124	125	126	127	128	129	130	131
	6	102	101	100	99	98		97	96	95	94	93 92	91	90	89	88	87	86		85	84	83	82	81	80	79	78	77	76	75
	7	87	86	85	84	83		82	81	80	79	78 77	141	140	139	138	137	136	69 70	71	72	46	45	44	43	42	41	40	39	38
	8	95	94	93	92	58	57	56	55	54	53	52	51	50	49	48	47	46	45	44	43	42	41	40	39	38	37	36	35	34
	9	148	147	146	145	144	143	142	11	12	13	14	15	16	17	18	19	20	21	22	23	24 25	26	27	28	29	30	31	32	33
	10	85	84	83	82	81	80	79	78	77	76	75	74		73	72	71	70	69	68	67	66 65	64	63	62	61	60	59	58	57
	11	29	30	31	32	33	34	35	36	37	38	39	40	41	42	43	44	45		46	47	48 49	50	51	52		53	54	55	56
	12	28	27	26	25	24		23	22	21	20	19	18	17	16	15		14	13	12	11	10 9	8	7	6	5	4	3	2	1
	13																								62	61	60	59	58	57