Editorial

• Ting C. Huang - We welcome a new Editor as we say farewell to Professor Mayo (1)

Technical Articles

• P. Rajiv, B. Hinrichsen, R. Dinnebier, M. Jansen, and M. Joswig - Automatic calibration of powder diffraction experiments using two-dimensional detectors (3)
• O. M. Samir and R. Somashekar - Intrinsic strain effect on crystal and molecular structure of (dch32) cotton fiber (20)
• A. Gómez, J. Rodríguez-Hernández, and E. Reguera - Crystal structures of cubic nitroprussides: M[Fe(CN)₅NO] ·xH₂O (M=Fe,Co,Ni). Obtaining structural information from the background (27)
• L. Ben Farhat, R. Ben Hassen, and L. Dammak - Rietveld refinement of YbCoO₃ prepared from aqueous solution-gel precursor (35)
• J. Rodríguez-Hernández, E. Reguera, M. Mir, and Y. P. Mascarenhas - Crystal structures of three anhydrous nitroprussides: M[Fe(CN)₅NO] (M =Mn,Zn,Cd) (40)
• Abderrahim Aatiq and Rachid Bakri - Crystal structures of newly synthesized Sb^V _1.50Fe^III _0.50(PO₄)₃ and (Sb^V _0.50Fe^III _0.50)P2O₇ (47)
• Norberto Masciocchi, Simona Galli, Mona Bogza, and Janet Blümel - X-ray powder diffraction characterization of the elusive tetraphosphine Si(CH₂PPh₂)₄ silane (55)
• Min Li, Wenxia Yuan, Jingfang Wang, Cong Gu, and Huaizhou Zhao - Syntheses and crystal structures of trigonal rare-earth dioxymonocyanamides, Ln₂O₂CN₂ (Ln=Dy,Ho,Er,Tm,Yb) (59)
• Kunihisa Sugimoto, Robert E. Dinnebier, and Thomas Schlecht - Crystal structure of dehydrated chlorartinite by X-ray powder diffraction (64)

NEW DIFFRACTION DATA

• R. Putvinskis, C. O. Paiva Santos, M. Cavicchioli, and A. C. Massabni - X-ray powder diffraction analysis of a silver I cyclamate complex (68)
  
• J. N. Dunlevey - X-ray powder diffraction data for monoclinic metazachlor, 2-chloro- N- (pyrazol-1-ylmethyl) acetyl-2' ,6' -xylidide (71)

CRYSTALLOGRAPHY EDUCATION

• James A. Kaduk - Chemical reasonableness in Rietveld analysis; organics (74)

• B. H. Toby - A new approach for instruction in powder crystallography (83)

INTERNATIONAL REPORTS
XX Conference on Applied Crystallography and Workshop on Strain Determination Summer School on Polycrystalline Structure Determination Summer School on Strain/Stress Determination by TEM (85)
XXXXIV European High Pressure Research Group International Conference (87)
The 2006 Material Research Society
MRS Fall Meeting Report (88)
Calendar of Meetings (89)
Short Courses & Workshops (91)
Cumulative Author Index (94)