No. of voucher. Amount. 



Gustav Fock for books 14 27.25 



Stevens and Robei'tson for Ross paper. ... 15 1.80 



L. Malchow for pots 16 5.59 



salary and labor for April 17-20 195.00 



trip to Rochester 11.75 



G. Hargesheimer & Sons for chemicals. ... 21 3.50 



express 22 3.35 



postage, street-car fai-e, etc 3.40 



W. Boss for photo, micr. stand 23 5.75 



stamps 1 15.00 



repairing pump 2 .65 



trip of two assistants to Excelsior 3 1.50 



trip to Hinckley 6.10 



W. H. Gruenhagen for jars, etc 4 9.00 



W. L. Nott Co. for tubing 5 1.00 



Art Engraving Co. for illustrations 6 19.00 



Harrison & Smith for circulars and labels 7 25.00 



Zimmerman Bros, for plates, etc 8 2.10 



G. E. Stechert tor books 9-10 46.40 



G. E. Stechert for books 11-12 9.25 



G. E, Stechert for books 13 14.27 



trip to New Ulm 8.30 



Lindig Bros, for meal, meat, etc 14 6.85 



salary and labor for May 15-18 180.00 



L. M. Hart for drawings 19 19.00 



express 20 2.25 



trip to New Ulm 1 4.90 



Noyes Bi'others & Cutler for pill-boxes, etc 2 7.25 



Hertz Bros, for hose and piston 3 4.75 



Stevens & Robertson for paper and crayons 4 1.71 



trip to Excelsior 5 .75 



trip to Tower 6 5.70 



hotel in Tower 7 4.00 



hotel in Duluth 8 3.00 



hotel in Perham 9 4.75 



trip to North Branch 10 3.98 



stamps 11 15.00 



Ai't Engraving Co 12 31.10 



salary and labor for June 13-16 365.00 



express 17 .55 



street-car fare, tele., boat, sleeper, bus, etc. ... 9.00 



postage stamps 1 15.00 



L. M. Hart for drawings 2 6.00 



G. E. Stechert for books 3 3.75 



G. E. Stechert for books 4 .50 



G. E. Stechert for books 5 6.08 



G. E. Stechert for books 6 4.00 



Otto Heidemann for illustrations 7 55.00 



Bausch & Lomb Optical Co. for objectives 8 24.75 



Zimmerman Bros, for slides 9 1.10 



Art Engraving Co. for cuts 10 24.50 



W. H. Gruenhagen for hardware 11 9.10 



Lindig Bi'os. for meat, meal, etc 12 2.44 



express 13 4.15 



salary and labor for July 14-17 265.00 



trips of R.H. Pettit 18 11.82 



$4,985.51 



