Data Collection and Privacy Policies

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Use of Essential Cookies

BU Library uses essential cookies to ensure the core functionality of our library system, including user authentication, session management, and accessibility features. These cookies are strictly necessary for the website to function and cannot be disabled.

Here is the list of essential cookies used on the BU Library system.

Storage	Name	Value	Expiration	Description
Cookie	CGISESSID	Session ID	Until logout or end of session	Session cookie
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Cookie	form_serialized form_serialized_limits	Search terms and limits	End of session or when the advanced search page is accessed again.	jQuery cookie. Stores search terms and limits of the last advanced search. Set when an advanced search is submitted.
Cookie	search_path_code	ads (fewer) or exs (more)	End of session or when the advanced search page is accessed again.	jQuery cookie. Related to serialized_form* cookies. Stores if the advanced search form was used with 'More options' or 'Fewer options'.
Cookie	num_paragraph	Count of search options added	End of session or when the advanced search page is accessed again.	jQuery cookie. Used to store the number of created options when user selects 'More options' in advanced search to increase search boxes.
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📶 Use of Google Analytics

BU Library uses Google Analytics to analyze website traffic and improve user experience. Google Analytics helps us understand how visitors interact with our website by collecting anonymous information such as:

Pages visited
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General geographic location (not precise)

How We Use This Data

We use Google Analytics data to:

Improve website navigation and user experience
Identify popular resources and services
Ensure our platform is accessible and user-friendly

Data Collection and Privacy

Google Analytics uses cookies to collect this information. However, no personally identifiable information (such as names or library account details) is shared with Google. The data is processed in accordance with Google’s Privacy Policy.

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Normal view MARC view ISBD view

The photographer's guide to using filters

Meehan, Joseph

The photographer's guide to using filters - New York, N.Y. : AMPHOTO, 1992 - 144

Subjects--Topical Terms:
PHOTOGRAPHY OF ART
PHOTOGRAPHY--LIGHT FILTERS

LC Class. No.: N72 .P5 / M43P

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