﻿REPOKT 
  OF 
  THE 
  SECEETAIIY 
  41 
  

  

  increased 
  by 
  the 
  transfer 
  of 
  those 
  purchased 
  for 
  exhibition 
  at 
  the 
  

   Sesquicentennial 
  Exposition. 
  

  

  The 
  chief 
  source 
  of 
  material 
  added 
  to 
  the 
  collections 
  in 
  sj'stematic 
  

   and 
  applied 
  geology 
  was 
  the 
  United 
  States 
  Geological 
  Survey, 
  nine 
  

   sets 
  of 
  specimens 
  illustrative 
  of 
  published 
  reports 
  being 
  among 
  the 
  

   transfers. 
  Crj^stalline 
  masses 
  of 
  white 
  cerussite 
  were 
  donated 
  by 
  

   the 
  West 
  Toledo 
  Mining 
  Co., 
  Alta, 
  Utah, 
  and 
  large 
  sphalerite 
  and 
  

   galena 
  specimens 
  by 
  Mr. 
  F. 
  Sansom, 
  of 
  Joplin, 
  Mo. 
  

  

  In 
  the 
  collection 
  of 
  meteorites 
  35 
  specimens 
  have 
  been 
  added, 
  an 
  

   unusually 
  large 
  number, 
  of 
  which 
  9 
  are 
  new 
  to 
  the 
  collection. 
  These 
  

   have 
  come 
  mainly 
  from 
  the 
  Roebling 
  and 
  Canfield 
  collections. 
  

  

  A 
  collection 
  of 
  approximately 
  100,000 
  specimens 
  of 
  Mesozoic 
  and 
  

   Cenozoic 
  fossils 
  from 
  Europe, 
  presented 
  by 
  Ferdinand 
  Canu, 
  of 
  

   Versailles, 
  France, 
  constitutes 
  the 
  most 
  important 
  accession 
  in 
  the 
  

   division 
  of 
  stratigraphic 
  paleontolog3\ 
  This, 
  supplemented 
  by 
  col- 
  

   lections 
  made 
  by 
  members 
  of 
  the 
  staff, 
  gifts 
  of 
  type, 
  and 
  other 
  

   valuable 
  material 
  by 
  scientific 
  institutions, 
  universities, 
  and 
  indi- 
  

   vidual 
  collectors, 
  as 
  well 
  as 
  important 
  exchanges, 
  has 
  made 
  accessions 
  

   in 
  this 
  division 
  unusually 
  noteworthy. 
  

  

  Of 
  fossil 
  vertebrates, 
  tlie 
  material 
  exhibited 
  at 
  the 
  Sesquicentennial 
  

   Exposition 
  consisting 
  of 
  unusual 
  fish, 
  turtle, 
  and 
  reptilian 
  skeletal 
  

   remains 
  from 
  the 
  Niobrara 
  Chalk 
  of 
  western 
  Kansas 
  is 
  of 
  chief 
  

   importance. 
  A 
  partial 
  skeleton 
  of 
  a 
  large 
  mammoth, 
  discovered 
  and 
  

   presented 
  by 
  the 
  Venice 
  Co., 
  of 
  Venice, 
  Fla., 
  is 
  of 
  especial 
  interest. 
  

  

  Arts 
  and 
  industries. 
  — 
  The 
  collections 
  in 
  this 
  department 
  were 
  

   increased 
  by 
  14,497 
  specimens 
  during 
  the 
  year. 
  In 
  the 
  section 
  of 
  

   mineral 
  and 
  mechanical 
  technolog}^ 
  an 
  exhibit 
  showing 
  the 
  method 
  

   of 
  manufacture 
  of 
  artificial 
  abrasive 
  wheels 
  with 
  various 
  by-products 
  

   is 
  of 
  great 
  importance. 
  There 
  w^as 
  obtained 
  also 
  the 
  United 
  States 
  

   Navy 
  seajjlane 
  NC-A, 
  from 
  the 
  Navy 
  Department, 
  as 
  an 
  addition 
  to 
  

   the 
  aircraft 
  exhibits. 
  Included 
  with 
  it 
  are 
  several 
  types 
  of 
  airplane 
  

   engines. 
  Of 
  the 
  greatest 
  importance 
  in 
  the 
  collections 
  have 
  been 
  the 
  

   Patent 
  Office 
  models 
  transferred 
  from 
  the 
  Department 
  of 
  Conmicrce, 
  

   which 
  have 
  added 
  materially 
  to 
  the 
  series 
  illustrating 
  the 
  develop- 
  

   ment 
  of 
  various 
  inventions 
  and 
  the 
  progress 
  of 
  modern 
  industry. 
  

   These 
  have 
  included 
  patents 
  for 
  practically 
  all 
  divisions 
  of 
  the 
  

   department. 
  

  

  The 
  textile 
  collections 
  have 
  had 
  added 
  groups 
  of 
  silks 
  from 
  H. 
  E. 
  

   Mallinson 
  & 
  Co. 
  (Inc.), 
  bearing 
  modern 
  designs 
  based 
  in 
  part 
  upon 
  

   motifs 
  suggestive 
  of 
  the 
  sea, 
  and 
  including 
  designs 
  representing 
  sea- 
  

   weeds, 
  starfish, 
  corals, 
  dolphins, 
  gulls, 
  and 
  so 
  on. 
  A 
  set 
  of 
  official 
  

   standards 
  of 
  the 
  United 
  States 
  for 
  American 
  cotton 
  linters, 
  trans- 
  

   ferred 
  from 
  the 
  Bureau 
  of 
  Agricultural 
  Economics, 
  Department 
  of 
  

   Agriculture, 
  illustrates 
  the 
  use 
  of 
  fibers 
  obtained 
  during 
  tlie 
  condi- 
  

  

  