C. Das Niederrheinische Dreiecksnetz. 
405 
XXIII. Billstein — Homert — Langenberg. 
Billstein = 47 59 37,495 — (43)+ (44) 
Homert — 17 27 59,964 — (102) + (103) 
Langenberg =114 32 24,080 + (108) — (in) 
Summe = 180 o 1,539 
i8o°+£=i8o o 0,930 
o = + 0,609 — (43) + (44) — (102) + (103) + (108) —(iii) 
XXIV. Langenberg — Ziegenhelle — Homert — Billstein — Weideisberg. 
Bedingung: 
sin 123.124 . sin 103.104 . sin 43.44 . sin 50.51 
sin 49.50 . sin 128.123 • 102.103 . sin 42.43 
123.124 = 62 3 54,836 —(123)+ (124) 
103.104 = 29 57 3,821—(103) + (104) 
43.44 =47 59 37,495 — (43)+ (44) 
50.51 =18 9 44,000— (50)+ (51) 
49.50 =21 22 27,538— (49)+ (5°) 
128.123 = 69 21 38,339-I-(123) — (128) 
102.103 = 17 27 59,964 — (102) + (103) 
42.43 =93 37 40,013— (42)+ (43) 
9,946 1974.70 —11,16 (123) +11,16 (124) 
9,698 3268.68 —36,54 (103) +36,54 (404) 
9,8710307.88—18,96 (43) +18,96 (44) 
9,493 7486.30—64,18 (50) +64,18 (51) 
9,009 3037.56 
9,009 3086.60 
— 49.04 
9,561 6491.37—53,80 (49)+53,80 (50) 
9/97 1 I 9 I2 -43 + 7/93 (1*3)— 7/93 (128) 
9/477 3394-°7 —66,91 (102) +66,91 (103) 
9,999 1288.73 + 1,33.(42)— 1,33 (43) 
9,009 3086.60 
o = — 0,4904 — 0,0133 (421 — 0,1763 (43)+ 0,1896 (441 + 0,5380 (49) 
— 1,1798 (501 + 0,6418 (51) + 0,6691 (102) — 1,0345 (103) 
+ 0,3654 (104) — 0,1909 (123) + 0,1116 (124) + 0,0793 (128) 
XXV. Feldberg — Stegskopf — Montabaur. 
Feldberg = 36 47 51,946 — (15) +(16) 
Stegskopt = 64 31 48,333 — (66) + (67) 
Montabaur = 78 40 24,884 — (70) + (71) 
Summe = 180 o 5,163 
i8o° + £=i8o O' 5,128 
o = + 0,035 — ( I 5) + (46) — (66) + (67) — (70) + (71)