14 Thihty-seve^th Annual Eeport of the 



together with the plates and explanations belonging thereto, said ex- 

 planations to be printed, when the matter so requires, in double col- 

 umn or on both sides of the sheet; the volumes of said work shall 

 consist as fixed by law of the following, that is to say ; 



There shall be two volumes on Lamellibranchiata, to contain to- 

 gether about four hundred and fifty pages of text and ninety-six plates, 

 of which seventy-eight plates are already printed and are in the pos- 

 session of said trustees, and eighteen plates, to contain three hundred 

 and twenty-five figures, are to be lithographed and printed by said Van 

 Benthuysen, for which there shall be printed also ninety-six leaves of 

 explanations to face said plates ; there shall be one volume on Bryozoa, 

 to contain about three hundred pages of text, and sixty-eight plates, 

 of which thirty-three plates have been printed and are now in the pos- 

 session of the said trustees, and six plates, containing one hundred and 

 twenty-seven figures, have been drawn on stone and are to be proved 

 and printed, and twenty-seven plates, to contain five hundred and 

 sixty-three figures, are to be lithographed and printed, and sixty-six 

 leaves of explanations to face said plates are to be printed ; there shall 

 be one volume on Crustacea (including also matter Pteropoda and 

 Cephalopoda), to contain about three hundred and twenty-five pages of 

 text, and sixty-six plates, of which twenty-two plates have been 

 printed and are now in the possession of said trustees, four plates, con- 

 taining sixty-eight figures drawn on stone and proved, are to be printed, 

 and forty plates, to contain five hundred and forty figures, are to be 

 lithographed and printed, and sixty-six leaves of explanations to face 

 said plates are to be printed ; there shall be one volume on Brachi- 

 opoda, to contain about three hundred pages of text and fifty-seven 

 plates, of which twenty-seven plates have been printed and are now in 

 the possession of said trustees, and thirty plates, to contain nine hun- 

 dred and five figures, are to be lithographed and printed, and fifty- 

 seven leaves of explanations are to be printed ; it is further agreed 

 that said trustees shall furnish to said Van Benthuysen the drawings 

 for the plates of the several volumes in such order and quantity as 

 may be required for the due completion thereof, as hereinafter de- 

 scribed, and the last of said drawings for each volume shall be fur- 

 nished at least two months before the specified time of its delivery, all 

 proofs of such plates to be approved by the said trustees or their au- 

 thorized agent, and the printed sheets of said plates to be delivered to 

 and receipted for by said trustees or agent; the said trustees shall also 

 furnish, in a fair and legible condition, the manuscript copy in such 

 quantity and at such times as will enable the said Van Benthuysen to 

 comply with the terms of this agreement, the last installment of copy 

 for each volume to be furnished at least two months before the time 

 herein specified for the delivery of such volume ; the said Van Ben- 

 thuysen shall furnish one proof, three copies, and one revise, three 

 copies, to be returned within four working days from receipt thereof. 

 It is further agreed that said trustees shall furnish to said Van Ben- 

 thuysen the copies of the printed plates for the several volumes in 

 their possession as they may be required for binding, and said Van 

 Benthuysen shall deliver to said trustees at the times herein specified 

 three thousand copies of each of said volumes, containing the text, 



