W: Gibbet on 
normal Map of the Solar Spectrum. 
a Tanrz IT. 
Kirchhoff’s Wave ||Kirchhoff’s) Wave || Kircbhoff’s) Wave ||Kirchhoff’s} Wave 
Liue. Length. Line. Length, Line. Length. Line. Length. 
A 404:5| #761-20|| 1242°6 557-77 | 1737°7 | 511°42 || 2221°7 | 474°34 
B 592-7 | #687°49 || 1280 3:27 1750°4 | 51o’30|| 2233-7 | 473-36 
C 694-1 | #656°77 1303°5:|. 561-13 1777°5 | 508-41 2250:0 | 472°26 
711°4| 652- 1306'7 | 550-70 7 Or 264°3 | 470°21 
719°6 650-08 13248 | 548-13 1834'3 | 504755 2309 7°07 
7338 634-05 1337 546°7' 1854-9 | 503-25 || 2416°0 | 460 63 
821-0| 623 61 1343'5 | 546:05 1867-1 2°26]! 2436 
849°7| 619-72 135t-1 | 545: 1873°4 |} 501°67}} 2457°5 | 456-81 
860:2| 61750}} 1367:0 | 543-42 1885-8 | 501-07 || 246 455°7 
863 16°73 ||} 1389 540 91 1908°5 | 499°72 || 2489°4 | 453-73 
894-3 614-74 || 1410-5 | 538-79 1920°2 | 498°78 || 2537-1 | 450-56 
877-0 4:24 1491°5 | 537-52 1 8 ei 2547°2 | 450713. 
884-9 612-76 |} 1449°4 | 534-41 1975°7 | 49504} 2566°3 | 448-46 
-g! 61082 1463-3 | 533-29 1983- 94°34 || 2606 46 
: : 3 598-1 1492 30-22 1989°5 | 493-76 627-0 | 444-65 
{DS 1002 8 1506°3 | 528-79 2001°6 | 492°22 || 2638-5 | 443-85 
‘Dy 1005-0 9°74 15155 | 528-02 2018-5 U4I 2670-0 | 442'29 
in 1006°8 | #589:43 || E 1523-7 527-38 2041-3 | 48954 || 26866 | 440°87 
1929°3| 586-26 1541-9 25: 2058-0 | 488-18 2721-6 | 438-75 
1o96'1| 576-72 1569 6 | 523: 2067-1 | 487 55|| 2734-1 | 437-80 
1102°9| 575-78 15776 | 523-09}! F 2080-0 !#486°52 || 2775°7 | 435-67 
1135-1| 571-51 1589:1 21-97 2103'3 | 48463 || 2796-7 | 434-34 
1155:7| 568-70 1601°7 21°32 211g: 482° 282 432°82 
1r74'2| 566:33 1622°3 19 67 2148-9 | 480°56 |G 2854-7 |x431-03 
1200 562-97 1634: 18 73 2157-4 | 47955 |} 2869 0°37 
1207°3| 561-98 ||b 1648-8 | 517-70 2160-6 | 479 7°16 
1217°8| 560-77 16556 | 517-715 2187-1 | 476-93 H’ = |*393-59 
1237-8! 55913 || 1693-8 | 514-65 2201°9 | 475-90 
Table II, embracing determinations of 111 wave lengths, has 
served as the basis ford the construction i Bi interpolation curves 
which are herewith submitt ed to the 
} found 
for the fs between A and B, or between B and C, on account 
of the absence of the requisite measurements. 
Tasie III. 
é 2 é a foe Es é 1 
. ay : f ° fps 2 5 pr 4 3 Ou 
F fe ls Be ee 1} 8 Be cS | s | 34! sé | es 
| Bx | € | £2) Be | ET ta| FS | & | e288 | Be 
eo | ere. Fs eige) “A +S 1s? | se 
- | lp } 
zoo | 655 05 630:30 | 609°72 |... Iir000 |590°45) _. 
r0 | 652-35 |772ll 10 | 6#B-30 [7204] 10 607-45 et 10 568-80 th 
20 | 649°70 | 5.6, |} 2° pie. 20 | 605-50 __ 20 587°10) 65 
30 | 647-10 | .55]| 30 | 623-90 | 205 || 30 | 60355 |1°9° | 30 586-05) Va, 
644°60 | 5.55|| 4° | 621-85 | OY 8|| do | 601-65 | 12" || 4058455) 1x, 
642"10 | 155] 50 | 61967 | 5 50 | 599°80 | | 3? 50 |583-05 | 7 
| 63960 | 5.44|) 60 | 617-47 | Fge|] Go | 59800 | 23° |] 60 581 65 en 
70 | 637-20 9:30 || 70 | 615-62 roa || 7° | 595-70 5 || 7° \580°25 pas 
Bo | 634.90 | 5.3,]} 80 | 613-70 | 77] Bo | 93°85 | U 80 578-85) | 35 
go | 632°60 23y 9 611°69 90 | 59215 ee kde - 
Nei 
