STATE GEOLOGIST. 1 



ns made at tins timo 

 to their place in the 1 

 ing further was attempted at elucidating the mineral 

 is «>f any portion of the territory, until the admission of 

 M ihigan into the Union in 1836, when the government at once 

 inizatibn of a general, systematic butt 

 The original act for*th« organisation of the al anrvey 



ofth<- Stat.- was approved by Got. Maaon, February 28d, 1887.* 

 It provided for ^ical, Ecological, botanical and topo- 



thical Bnrvey. Qnder this act the following corps of officers 

 was app >inted.f 

 Douglas Houghton, Geologist. 



, Principal Assistant, in charge of Botanical 

 and Z il Departmenl 



*rapher and Draughtsman. 

 nt. 

 i Hubbard, Sub-Assistant. 

 William P. Smith, Sub-Assistant in charge of Mechanical 



I Hubbard, during' the following years, 



On the 26th of January, 1838, Dr. Houghton presented his 



; 7 pages, in which, after 



all. tices the Beveral 



the 1. iwer Peninsula under the following 



Peninsula/ 1 " Cray Limestone," 



M Lo S ' C b Group,* ■ G\ ////," a Urine 



Iron Ore," "Mineral 



\\ ine Springs, and 



numerous interesting analyses of the saline waters of Michigan 



time published 



On the 93d ' i i In* Q vernor a pp roved a new act, ro- 



arvey in mprehensive terms, and with 



as J 



• - •. Lt9 For the Act, tea " Laws of Michigan," 1837, p. 14. 



f Beport. : 



J" Law*' 1&37-S,p. 110. 



