118 FORMULA. 
By formula (1) we have the maximum load of same engine up a grade of 150 
By tormula (3) for same data we have a maximum load of........-....-.-.- 
For a 20-ton engine on six drivers: 
The totaljadhesive weight will now, be= 2-5-2 oe .00-<6-ce-n-eeE eee eee ee 
By formula (2) we have the maximum grade up which it can draw a load of 76 
By formula (4) a maximum grade of. 2.6 ..hc¢ 2/5 nets ee eee ees ae ares 
By formula (1) with same data we have for a grade of 150 feet a maximum 
lpadiOtie)= 2-36 oe eee eee Eee ee dit Csbe, Gk ReEe soe eneeE 
By formula (3) with same data, a maximum load of..-...-....-.-..------.- 
For a 22-ton engine on four drivers: 
(he totaladhesive sveight is abouts 's22,2- 52.0 =\007 ae o~s see ee ee 
By formula) maxima, load ‘on: level..32<..5 2 2n<.-<k)- eles ee eee 
yore tes) toaxinum load’ on level. 236. oie yemeete ayaa et eee 
By formula (2) the maximum grade up which it can draw a load of 76 tons is. - 
By formula (4) It 18.4 sisi joyeien ee was Seon ee ee 
By formnla (1) the maximum load that this engine can draw up a 150 feet 
RUBGIENIRIS © 55 no pa Qdoba s soocss pean SS sees sapsdeonsdos soseo Seas Ssooee 
BE ecard Se ea mlm im wlth ta > ad mined ln el 
For a 22-ton engine on six drivers: 
ihe totaladkesive: Weight 19... Snuie ca.ere a apeiaerais micycndnarctaioeirt gone ete 
By, formula (1)'the maximum load on adevel 1s. .3.-2-52 ager sone eae aie 
By formula (2) the maximum grade up which it can draw a load of 76 tons is... 
By formula (4) the maximum grade for same load is........-.------------- 
By formula (1) the maximum load this engine can daw up a grade of 150 feet is 
By formula (3) the maximum load for 150 feet grade is....---.-----.------- 
For a 24-ton engine on four drivers: 
The total adbesive weight 4902 os vqjeiccte, etd aie reer elaie = talents eer 
By formula.(1) the maximum load onja levelises od 42% 2%. oni eames 
By formula (3) the maximum load on a level is............------------+-- 
By formula (2) the maximum grade up which this engine can draw a load of 76 
(Mh RiSos seo 00s see “Saabs sna Onbos oo qoanar nce SO oes asa ons. Saou 
By formula (4) the maximum grade for 76 tons is..-.-...--.-------------- 
By formula (1) the maximum load this engine can draw up a grade of 150 feet is 
By formula (3) the maximum load for same grade (150 feet) is........--.--- 
For a 24-ton engine on six drivers: 
Mheitotal adhesive welt, 1S a's = mae =e pleiele nie ei stele ete aie 
By formula (2) the maximum grade up which this engine can draw a load of 76 
(O08 IS snapoeaeccme seme e ces amb eae epi ee ae ee ee 
By formula (4) the maximum grade for same load is.....----...----------- 
By formula (1) the maximum load this engine can draw up a grade of 140 feet is 
By formula (3) the maximum load up same grade is....-....-----++--+-+--- 
By formula (1) the maximum load this engine can draw up a 200-feet grade is. 
By formula (3) the maximum load up same grade is...-....- waite aviicie > « 
By formula (1) the maximum load up 275 feet grade is.......-+.+---------- 
By formula (3) the maximum load up same grade is ...-..--------+-------- 
For a 30-ton engine on four drivers : 
Wie COAL BOBESIVS WIRES «0% sino hin See oe eee ets aide 4 pone 
By formula (1) the maximum load on a level is..........- Sse 
49,280 
1,232 
289 
201 
137 
98 
34,406 
860 
615 
196 
135 
95 
684 
53,760 
tons. 
ce 
lbs. 
tons. 
feet. 
“ec 
tons. 
lbs. 
tons. 
