Expanded+ Mansueto Series
9.25 x 11.75 in (23.5 x 30 cm)
240 Pages, 5mm Grid+


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Only 1 unit

The Vela Sciences Expanded ProCover features the full Vela layout in a durable, lay-flat, permanently sewn case featuring classic synthetic leather and linen, with two black ribbon markers. Comes in an exclusive two-tone brown and gray color combination.

  • Complete lab-ready design with full user index, numbered pages, user information blocks, user summary page, abbreviation and reference chart, and ribbon marker
  • Permanent, tamper-evident, binding is sewn in low page-count signatures to maximize durability of the book and offer more lay-flat pages
  • Archival quality acid-free construction for permanent archiving
  • Heavyweight (105gsm) paper minimizes distracting ink showthrough
  • Made in USA with ECF & SFI certified papers 


Layout Specifications:

    Page Count: 240
    Grid Pages: 228
    Page Layout: Grid+ (5mm) 
    Page Numbers: Yes 
    User Summary Block: Yes
    Signature & Date Blocks: Yes 
    Print Color: Non-Repro Blue 
    User Information Page: Yes
    User Index: Yes
    Abbreviation Table: Yes
    Reference Chart: Yes


    Material Specifications:

    Paper Caliper: 105 gsm (70 lbs) 
    Paper Whiteness: 91
    Paper Smoothness: 5.2
    Paper Opacity: 95
    Manufacturing: Acid-Free 
    Paper Certifications: SFI & ECF 
    Endsheet: FSC, SFI & ECF Certified  
    Ink Base: Soy 
    Cover: ProCover 
    Ribbon Marker: Yes 

    Cover Customization

    Add a cover title, sequential book number, or custom logo to your notebooks with 10+ foil options. Minimum order 648 units depending on the level of customization.

    View Customization Options

    Warranty & Returns

    Vela has been developing and manufacturing laboratory notebooks and stationery for over 10 years. We take our commitment to quality and the sciences seriously. We guarantee that our products are void of any manufacturing errors and meet or surpass all the strict standards of ISO laboratory stationery.

    If within 90 days of purchase, any material manufacturing errors are found, Vela will fully replace or refund your order if the product was operated according to specified standards. In the case of replacement, we will fully cover all return shipping costs.

    If not satisfied with your order, you may return it within 30 days of shipment with a 15% restocking fee (this does not include custom orders). If books have been removed from an individual wrap or damaged upon return, there is a 35% restocking fee. Stationery with writing or pages removed may not be returned.

    All returns must first be approved; please email hello@velasciences.com for approval and arrangement of delivery back to our warehouse for verification and restocking.


    Domestic (USA)

    Free 2-4 Day Shipping On All Orders Over $50 USD Or More. We ship a hybrid of USPS, UPS, and Fedex, with daily pickups. If you require a specific carrier, please select at checkout which would be preferred. 

    If a package does not arrive or is damaged, please call or email us to resolve the issue as soon as possible. 


    We ship via a trusted freight forwarder who delivers reliably at the lowest cost possible for our customers. Final delivery depends on the shipment type chosen and the destination country. 

    We ship all shipments with duties and VAT paid on your behalf. Please get in touch with us with shipment delays or damages. 

    Customer Reviews
    5.0 Based on 1 Reviews
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    Kendell J.
    United States United States
    Vela Lab Books

    I am a software engineer at Mallowfields (mallowfields.com) -- These books are perfectly formatted for software engineering work. This is my 2nd one. Never stop making these books, for the sake of good science and engineering!

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